Home / 1,788,577,311.75-2,682,865,967.63-496,112,799.75

Finding the Fourth Proportional to 1,788,577,311.75, 2,682,865,967.63 and 496,112,799.75

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Solution

The fourth proportional to 1,788,577,311.75, 2,682,865,967.63 and 496,112,799.75 is: 744,169,199.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,577,311.75 : 2,682,865,967.63 = 496,112,799.75 : x
  2. Step 2: Convert to fraction form
    1,788,577,311.75/2,682,865,967.63 = 496,112,799.75/x
  3. Step 3: Cross multiply
    1,788,577,311.75x = 2,682,865,967.63 × 496,112,799.75
  4. Step 4: Simplify right side
    1,788,577,311.75x = 1,331,004,146,552,431,616
  5. Step 5: Solve for x
    x = 1,331,004,146,552,431,616/1,788,577,311.75
  6. Step 6: Final answer
    x = 744,169,199.63

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Half scale
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Double scale
Find fourth proportional to 1,788,577,312.75, 2,682,865,969.13 and 496,112,800.75
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.