Home / 114,913,436.30-172,369,018.52-52,647,088.61

Finding the Fourth Proportional to 114,913,436.30, 172,369,018.52 and 52,647,088.61

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Solution

The fourth proportional to 114,913,436.30, 172,369,018.52 and 52,647,088.61 is: 78,970,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,913,436.30 : 172,369,018.52 = 52,647,088.61 : x
  2. Step 2: Convert to fraction form
    114,913,436.30/172,369,018.52 = 52,647,088.61/x
  3. Step 3: Cross multiply
    114,913,436.30x = 172,369,018.52 × 52,647,088.61
  4. Step 4: Simplify right side
    114,913,436.30x = 9,074,726,991,332,758
  5. Step 5: Solve for x
    x = 9,074,726,991,332,758/114,913,436.30
  6. Step 6: Final answer
    x = 78,970,112.49

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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.