Home / 187,110,926.95-280,468,468.45-70,475,818.64

Finding the Fourth Proportional to 187,110,926.95, 280,468,468.45 and 70,475,818.64

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Solution

The fourth proportional to 187,110,926.95, 280,468,468.45 and 70,475,818.64 is: 105,639,180.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,110,926.95 : 280,468,468.45 = 70,475,818.64 : x
  2. Step 2: Convert to fraction form
    187,110,926.95/280,468,468.45 = 70,475,818.64/x
  3. Step 3: Cross multiply
    187,110,926.95x = 280,468,468.45 × 70,475,818.64
  4. Step 4: Simplify right side
    187,110,926.95x = 19,766,244,916,720,760
  5. Step 5: Solve for x
    x = 19,766,244,916,720,760/187,110,926.95
  6. Step 6: Final answer
    x = 105,639,180.13

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.