Home / 80,914,114.10-121,483,145.55-63,894,005.30

Finding the Fourth Proportional to 80,914,114.10, 121,483,145.55 and 63,894,005.30

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Solution

The fourth proportional to 80,914,114.10, 121,483,145.55 and 63,894,005.30 is: 95,929,428.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,914,114.10 : 121,483,145.55 = 63,894,005.30 : x
  2. Step 2: Convert to fraction form
    80,914,114.10/121,483,145.55 = 63,894,005.30/x
  3. Step 3: Cross multiply
    80,914,114.10x = 121,483,145.55 × 63,894,005.30
  4. Step 4: Simplify right side
    80,914,114.10x = 7,762,044,745,632,371
  5. Step 5: Solve for x
    x = 7,762,044,745,632,371/80,914,114.10
  6. Step 6: Final answer
    x = 95,929,428.78

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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.