Home / 130,468,561.79-195,702,898.11-38,352,306.31

Finding the Fourth Proportional to 130,468,561.79, 195,702,898.11 and 38,352,306.31

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Solution

The fourth proportional to 130,468,561.79, 195,702,898.11 and 38,352,306.31 is: 57,528,475.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,468,561.79 : 195,702,898.11 = 38,352,306.31 : x
  2. Step 2: Convert to fraction form
    130,468,561.79/195,702,898.11 = 38,352,306.31/x
  3. Step 3: Cross multiply
    130,468,561.79x = 195,702,898.11 × 38,352,306.31
  4. Step 4: Simplify right side
    130,468,561.79x = 7,505,657,494,752,730
  5. Step 5: Solve for x
    x = 7,505,657,494,752,730/130,468,561.79
  6. Step 6: Final answer
    x = 57,528,475.77

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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.