Home / 1,680,607,090.80-2,520,910,636.20-1,069,898,713.20

Finding the Fourth Proportional to 1,680,607,090.80, 2,520,910,636.20 and 1,069,898,713.20

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Solution

The fourth proportional to 1,680,607,090.80, 2,520,910,636.20 and 1,069,898,713.20 is: 1,604,848,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,607,090.80 : 2,520,910,636.20 = 1,069,898,713.20 : x
  2. Step 2: Convert to fraction form
    1,680,607,090.80/2,520,910,636.20 = 1,069,898,713.20/x
  3. Step 3: Cross multiply
    1,680,607,090.80x = 2,520,910,636.20 × 1,069,898,713.20
  4. Step 4: Simplify right side
    1,680,607,090.80x = 2,697,119,045,762,573,312
  5. Step 5: Solve for x
    x = 2,697,119,045,762,573,312/1,680,607,090.80
  6. Step 6: Final answer
    x = 1,604,848,069.80

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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.