Home / 135,359,377,948.32-186,800,421,326.17-74,393,906,114.45

Finding the Fourth Proportional to 135,359,377,948.32, 186,800,421,326.17 and 74,393,906,114.45

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Solution

The fourth proportional to 135,359,377,948.32, 186,800,421,326.17 and 74,393,906,114.45 is: 102,666,052,525.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,359,377,948.32 : 186,800,421,326.17 = 74,393,906,114.45 : x
  2. Step 2: Convert to fraction form
    135,359,377,948.32/186,800,421,326.17 = 74,393,906,114.45/x
  3. Step 3: Cross multiply
    135,359,377,948.32x = 186,800,421,326.17 × 74,393,906,114.45
  4. Step 4: Simplify right side
    135,359,377,948.32x = 13,896,813,006,277,861,965,824
  5. Step 5: Solve for x
    x = 13,896,813,006,277,861,965,824/135,359,377,948.32
  6. Step 6: Final answer
    x = 102,666,052,525.62

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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.