Home / 2,990,596,998.70-4,485,895,498.05-1,700,651,910.70

Finding the Fourth Proportional to 2,990,596,998.70, 4,485,895,498.05 and 1,700,651,910.70

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Solution

The fourth proportional to 2,990,596,998.70, 4,485,895,498.05 and 1,700,651,910.70 is: 2,550,977,866.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,596,998.70 : 4,485,895,498.05 = 1,700,651,910.70 : x
  2. Step 2: Convert to fraction form
    2,990,596,998.70/4,485,895,498.05 = 1,700,651,910.70/x
  3. Step 3: Cross multiply
    2,990,596,998.70x = 4,485,895,498.05 × 1,700,651,910.70
  4. Step 4: Simplify right side
    2,990,596,998.70x = 7,628,946,749,959,261,184
  5. Step 5: Solve for x
    x = 7,628,946,749,959,261,184/2,990,596,998.70
  6. Step 6: Final answer
    x = 2,550,977,866.05

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Half scale
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Double scale
Find fourth proportional to 2,990,596,999.70, 4,485,895,499.55 and 1,700,651,911.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.