Home / 93,672,445.60-140,508,668.40-84,130,127.20

Finding the Fourth Proportional to 93,672,445.60, 140,508,668.40 and 84,130,127.20

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Solution

The fourth proportional to 93,672,445.60, 140,508,668.40 and 84,130,127.20 is: 126,195,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,672,445.60 : 140,508,668.40 = 84,130,127.20 : x
  2. Step 2: Convert to fraction form
    93,672,445.60/140,508,668.40 = 84,130,127.20/x
  3. Step 3: Cross multiply
    93,672,445.60x = 140,508,668.40 × 84,130,127.20
  4. Step 4: Simplify right side
    93,672,445.60x = 11,821,012,145,194,622
  5. Step 5: Solve for x
    x = 11,821,012,145,194,622/93,672,445.60
  6. Step 6: Final answer
    x = 126,195,190.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.