Home / 415,073,670.65-572,805,476.85-236,454,911.76

Finding the Fourth Proportional to 415,073,670.65, 572,805,476.85 and 236,454,911.76

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Solution

The fourth proportional to 415,073,670.65, 572,805,476.85 and 236,454,911.76 is: 326,309,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,073,670.65 : 572,805,476.85 = 236,454,911.76 : x
  2. Step 2: Convert to fraction form
    415,073,670.65/572,805,476.85 = 236,454,911.76/x
  3. Step 3: Cross multiply
    415,073,670.65x = 572,805,476.85 × 236,454,911.76
  4. Step 4: Simplify right side
    415,073,670.65x = 135,442,668,484,211,472
  5. Step 5: Solve for x
    x = 135,442,668,484,211,472/415,073,670.65
  6. Step 6: Final answer
    x = 326,309,949.44

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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.