Home / 80,914,113.60-121,483,144.80-63,894,004.80

Finding the Fourth Proportional to 80,914,113.60, 121,483,144.80 and 63,894,004.80

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Solution

The fourth proportional to 80,914,113.60, 121,483,144.80 and 63,894,004.80 is: 95,929,428.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,914,113.60 : 121,483,144.80 = 63,894,004.80 : x
  2. Step 2: Convert to fraction form
    80,914,113.60/121,483,144.80 = 63,894,004.80/x
  3. Step 3: Cross multiply
    80,914,113.60x = 121,483,144.80 × 63,894,004.80
  4. Step 4: Simplify right side
    80,914,113.60x = 7,762,044,636,970,294
  5. Step 5: Solve for x
    x = 7,762,044,636,970,294/80,914,113.60
  6. Step 6: Final answer
    x = 95,929,428.03

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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.