Home / 245,369,048.70-368,352,171.45-124,138,098.30

Finding the Fourth Proportional to 245,369,048.70, 368,352,171.45 and 124,138,098.30

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Solution

The fourth proportional to 245,369,048.70, 368,352,171.45 and 124,138,098.30 is: 186,358,215.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,369,048.70 : 368,352,171.45 = 124,138,098.30 : x
  2. Step 2: Convert to fraction form
    245,369,048.70/368,352,171.45 = 124,138,098.30/x
  3. Step 3: Cross multiply
    245,369,048.70x = 368,352,171.45 × 124,138,098.30
  4. Step 4: Simplify right side
    245,369,048.70x = 45,726,538,068,478,552
  5. Step 5: Solve for x
    x = 45,726,538,068,478,552/245,369,048.70
  6. Step 6: Final answer
    x = 186,358,215.56

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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.