Home / 109,513,780.75-151,128,780.91-59,953,752.75

Finding the Fourth Proportional to 109,513,780.75, 151,128,780.91 and 59,953,752.75

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Solution

The fourth proportional to 109,513,780.75, 151,128,780.91 and 59,953,752.75 is: 82,736,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,513,780.75 : 151,128,780.91 = 59,953,752.75 : x
  2. Step 2: Convert to fraction form
    109,513,780.75/151,128,780.91 = 59,953,752.75/x
  3. Step 3: Cross multiply
    109,513,780.75x = 151,128,780.91 × 59,953,752.75
  4. Step 4: Simplify right side
    109,513,780.75x = 9,060,737,564,087,060
  5. Step 5: Solve for x
    x = 9,060,737,564,087,060/109,513,780.75
  6. Step 6: Final answer
    x = 82,736,049.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.