Home / 361,272,482.43-498,516,042.40-200,332,419.58

Finding the Fourth Proportional to 361,272,482.43, 498,516,042.40 and 200,332,419.58

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Solution

The fourth proportional to 361,272,482.43, 498,516,042.40 and 200,332,419.58 is: 276,436,567.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,272,482.43 : 498,516,042.40 = 200,332,419.58 : x
  2. Step 2: Convert to fraction form
    361,272,482.43/498,516,042.40 = 200,332,419.58/x
  3. Step 3: Cross multiply
    361,272,482.43x = 498,516,042.40 × 200,332,419.58
  4. Step 4: Simplify right side
    361,272,482.43x = 99,868,924,973,437,872
  5. Step 5: Solve for x
    x = 99,868,924,973,437,872/361,272,482.43
  6. Step 6: Final answer
    x = 276,436,567.50

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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.