Home / 86,508,023.10-129,762,034.65-83,484,714.30

Finding the Fourth Proportional to 86,508,023.10, 129,762,034.65 and 83,484,714.30

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Solution

The fourth proportional to 86,508,023.10, 129,762,034.65 and 83,484,714.30 is: 125,227,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,508,023.10 : 129,762,034.65 = 83,484,714.30 : x
  2. Step 2: Convert to fraction form
    86,508,023.10/129,762,034.65 = 83,484,714.30/x
  3. Step 3: Cross multiply
    86,508,023.10x = 129,762,034.65 × 83,484,714.30
  4. Step 4: Simplify right side
    86,508,023.10x = 10,833,146,389,741,950
  5. Step 5: Solve for x
    x = 10,833,146,389,741,950/86,508,023.10
  6. Step 6: Final answer
    x = 125,227,071.45

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Similar ratio
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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.