Home / 1,078,294,531.20-1,617,441,796.80-588,518,505.60

Finding the Fourth Proportional to 1,078,294,531.20, 1,617,441,796.80 and 588,518,505.60

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Solution

The fourth proportional to 1,078,294,531.20, 1,617,441,796.80 and 588,518,505.60 is: 882,777,758.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,294,531.20 : 1,617,441,796.80 = 588,518,505.60 : x
  2. Step 2: Convert to fraction form
    1,078,294,531.20/1,617,441,796.80 = 588,518,505.60/x
  3. Step 3: Cross multiply
    1,078,294,531.20x = 1,617,441,796.80 × 588,518,505.60
  4. Step 4: Simplify right side
    1,078,294,531.20x = 951,894,429,147,714,816
  5. Step 5: Solve for x
    x = 951,894,429,147,714,816/1,078,294,531.20
  6. Step 6: Final answer
    x = 882,777,758.40

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Similar ratio
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1.5x scale

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.