Home / 93,727,427.20-140,675,121.60-80,962,345.60

Finding the Fourth Proportional to 93,727,427.20, 140,675,121.60 and 80,962,345.60

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Solution

The fourth proportional to 93,727,427.20, 140,675,121.60 and 80,962,345.60 is: 121,516,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,727,427.20 : 140,675,121.60 = 80,962,345.60 : x
  2. Step 2: Convert to fraction form
    93,727,427.20/140,675,121.60 = 80,962,345.60/x
  3. Step 3: Cross multiply
    93,727,427.20x = 140,675,121.60 × 80,962,345.60
  4. Step 4: Simplify right side
    93,727,427.20x = 11,389,387,812,301,224
  5. Step 5: Solve for x
    x = 11,389,387,812,301,224/93,727,427.20
  6. Step 6: Final answer
    x = 121,516,061.55

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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.