Home / 134,651,125.83-202,035,016.04-72,329,721.15

Finding the Fourth Proportional to 134,651,125.83, 202,035,016.04 and 72,329,721.15

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Solution

The fourth proportional to 134,651,125.83, 202,035,016.04 and 72,329,721.15 is: 108,525,913.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,651,125.83 : 202,035,016.04 = 72,329,721.15 : x
  2. Step 2: Convert to fraction form
    134,651,125.83/202,035,016.04 = 72,329,721.15/x
  3. Step 3: Cross multiply
    134,651,125.83x = 202,035,016.04 × 72,329,721.15
  4. Step 4: Simplify right side
    134,651,125.83x = 14,613,136,372,347,330
  5. Step 5: Solve for x
    x = 14,613,136,372,347,330/134,651,125.83
  6. Step 6: Final answer
    x = 108,525,913.04

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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.