Home / 281,570,692.60-422,387,925.58-252,639,044.52

Finding the Fourth Proportional to 281,570,692.60, 422,387,925.58 and 252,639,044.52

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Solution

The fourth proportional to 281,570,692.60, 422,387,925.58 and 252,639,044.52 is: 378,987,177.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,570,692.60 : 422,387,925.58 = 252,639,044.52 : x
  2. Step 2: Convert to fraction form
    281,570,692.60/422,387,925.58 = 252,639,044.52/x
  3. Step 3: Cross multiply
    281,570,692.60x = 422,387,925.58 × 252,639,044.52
  4. Step 4: Simplify right side
    281,570,692.60x = 106,711,681,935,316,064
  5. Step 5: Solve for x
    x = 106,711,681,935,316,064/281,570,692.60
  6. Step 6: Final answer
    x = 378,987,177.07

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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.