Home / 84,817,359.64-127,108,333.52-38,646,392.94

Finding the Fourth Proportional to 84,817,359.64, 127,108,333.52 and 38,646,392.94

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Solution

The fourth proportional to 84,817,359.64, 127,108,333.52 and 38,646,392.94 is: 57,915,957.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,817,359.64 : 127,108,333.52 = 38,646,392.94 : x
  2. Step 2: Convert to fraction form
    84,817,359.64/127,108,333.52 = 38,646,392.94/x
  3. Step 3: Cross multiply
    84,817,359.64x = 127,108,333.52 × 38,646,392.94
  4. Step 4: Simplify right side
    84,817,359.64x = 4,912,278,603,162,493
  5. Step 5: Solve for x
    x = 4,912,278,603,162,493/84,817,359.64
  6. Step 6: Final answer
    x = 57,915,957.58

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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.