Home / 102,881,780.43-154,938,540.42-93,698,479.95

Finding the Fourth Proportional to 102,881,780.43, 154,938,540.42 and 93,698,479.95

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Solution

The fourth proportional to 102,881,780.43, 154,938,540.42 and 93,698,479.95 is: 141,108,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,881,780.43 : 154,938,540.42 = 93,698,479.95 : x
  2. Step 2: Convert to fraction form
    102,881,780.43/154,938,540.42 = 93,698,479.95/x
  3. Step 3: Cross multiply
    102,881,780.43x = 154,938,540.42 × 93,698,479.95
  4. Step 4: Simplify right side
    102,881,780.43x = 14,517,505,723,025,634
  5. Step 5: Solve for x
    x = 14,517,505,723,025,634/102,881,780.43
  6. Step 6: Final answer
    x = 141,108,616.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.