Home / 816,507,628.20-1,224,761,442.30-732,327,373.80

Finding the Fourth Proportional to 816,507,628.20, 1,224,761,442.30 and 732,327,373.80

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Solution

The fourth proportional to 816,507,628.20, 1,224,761,442.30 and 732,327,373.80 is: 1,098,491,060.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,507,628.20 : 1,224,761,442.30 = 732,327,373.80 : x
  2. Step 2: Convert to fraction form
    816,507,628.20/1,224,761,442.30 = 732,327,373.80/x
  3. Step 3: Cross multiply
    816,507,628.20x = 1,224,761,442.30 × 732,327,373.80
  4. Step 4: Simplify right side
    816,507,628.20x = 896,926,330,571,059,200
  5. Step 5: Solve for x
    x = 896,926,330,571,059,200/816,507,628.20
  6. Step 6: Final answer
    x = 1,098,491,060.70

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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.