Home / 173,842,243.20-260,668,886.40-71,616,614.40

Finding the Fourth Proportional to 173,842,243.20, 260,668,886.40 and 71,616,614.40

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Solution

The fourth proportional to 173,842,243.20, 260,668,886.40 and 71,616,614.40 is: 107,385,999.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,842,243.20 : 260,668,886.40 = 71,616,614.40 : x
  2. Step 2: Convert to fraction form
    173,842,243.20/260,668,886.40 = 71,616,614.40/x
  3. Step 3: Cross multiply
    173,842,243.20x = 260,668,886.40 × 71,616,614.40
  4. Step 4: Simplify right side
    173,842,243.20x = 18,668,223,123,386,208
  5. Step 5: Solve for x
    x = 18,668,223,123,386,208/173,842,243.20
  6. Step 6: Final answer
    x = 107,385,999.97

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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.