Home / 117,739,459.18-176,635,769.01-38,955,779.92

Finding the Fourth Proportional to 117,739,459.18, 176,635,769.01 and 38,955,779.92

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Solution

The fourth proportional to 117,739,459.18, 176,635,769.01 and 38,955,779.92 is: 58,442,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,739,459.18 : 176,635,769.01 = 38,955,779.92 : x
  2. Step 2: Convert to fraction form
    117,739,459.18/176,635,769.01 = 38,955,779.92/x
  3. Step 3: Cross multiply
    117,739,459.18x = 176,635,769.01 × 38,955,779.92
  4. Step 4: Simplify right side
    117,739,459.18x = 6,880,984,143,553,516
  5. Step 5: Solve for x
    x = 6,880,984,143,553,516/117,739,459.18
  6. Step 6: Final answer
    x = 58,442,464.33

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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.