Home / 188,519,359.17-282,776,193.22-84,815,332.10

Finding the Fourth Proportional to 188,519,359.17, 282,776,193.22 and 84,815,332.10

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Solution

The fourth proportional to 188,519,359.17, 282,776,193.22 and 84,815,332.10 is: 127,221,717.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,519,359.17 : 282,776,193.22 = 84,815,332.10 : x
  2. Step 2: Convert to fraction form
    188,519,359.17/282,776,193.22 = 84,815,332.10/x
  3. Step 3: Cross multiply
    188,519,359.17x = 282,776,193.22 × 84,815,332.10
  4. Step 4: Simplify right side
    188,519,359.17x = 23,983,756,737,928,068
  5. Step 5: Solve for x
    x = 23,983,756,737,928,068/188,519,359.17
  6. Step 6: Final answer
    x = 127,221,717.94

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Why These Related Problems?

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