Home / 84,696,054.30-127,044,081.45-63,172,693.80

Finding the Fourth Proportional to 84,696,054.30, 127,044,081.45 and 63,172,693.80

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Solution

The fourth proportional to 84,696,054.30, 127,044,081.45 and 63,172,693.80 is: 94,759,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,696,054.30 : 127,044,081.45 = 63,172,693.80 : x
  2. Step 2: Convert to fraction form
    84,696,054.30/127,044,081.45 = 63,172,693.80/x
  3. Step 3: Cross multiply
    84,696,054.30x = 127,044,081.45 × 63,172,693.80
  4. Step 4: Simplify right side
    84,696,054.30x = 8,025,716,856,543,110
  5. Step 5: Solve for x
    x = 8,025,716,856,543,110/84,696,054.30
  6. Step 6: Final answer
    x = 94,759,040.70

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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.