Home / 144,002,886.73-198,724,510.41-77,923,385.52

Finding the Fourth Proportional to 144,002,886.73, 198,724,510.41 and 77,923,385.52

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Solution

The fourth proportional to 144,002,886.73, 198,724,510.41 and 77,923,385.52 is: 107,534,557.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,002,886.73 : 198,724,510.41 = 77,923,385.52 : x
  2. Step 2: Convert to fraction form
    144,002,886.73/198,724,510.41 = 77,923,385.52/x
  3. Step 3: Cross multiply
    144,002,886.73x = 198,724,510.41 × 77,923,385.52
  4. Step 4: Simplify right side
    144,002,886.73x = 15,485,286,635,958,060
  5. Step 5: Solve for x
    x = 15,485,286,635,958,060/144,002,886.73
  6. Step 6: Final answer
    x = 107,534,557.03

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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.