Home / 93,312,668.20-139,969,002.30-39,459,980.20

Finding the Fourth Proportional to 93,312,668.20, 139,969,002.30 and 39,459,980.20

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Solution

The fourth proportional to 93,312,668.20, 139,969,002.30 and 39,459,980.20 is: 59,189,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,668.20 : 139,969,002.30 = 39,459,980.20 : x
  2. Step 2: Convert to fraction form
    93,312,668.20/139,969,002.30 = 39,459,980.20/x
  3. Step 3: Cross multiply
    93,312,668.20x = 139,969,002.30 × 39,459,980.20
  4. Step 4: Simplify right side
    93,312,668.20x = 5,523,174,059,371,755
  5. Step 5: Solve for x
    x = 5,523,174,059,371,755/93,312,668.20
  6. Step 6: Final answer
    x = 59,189,970.30

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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.