Home / 148,554,037.62-223,898,846.18-128,051,934.13

Finding the Fourth Proportional to 148,554,037.62, 223,898,846.18 and 128,051,934.13

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Solution

The fourth proportional to 148,554,037.62, 223,898,846.18 and 128,051,934.13 is: 192,998,324.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,554,037.62 : 223,898,846.18 = 128,051,934.13 : x
  2. Step 2: Convert to fraction form
    148,554,037.62/223,898,846.18 = 128,051,934.13/x
  3. Step 3: Cross multiply
    148,554,037.62x = 223,898,846.18 × 128,051,934.13
  4. Step 4: Simplify right side
    148,554,037.62x = 28,670,680,302,463,976
  5. Step 5: Solve for x
    x = 28,670,680,302,463,976/148,554,037.62
  6. Step 6: Final answer
    x = 192,998,324.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.