Home / 480,799,488.06-721,211,654.25-131,048,431.74

Finding the Fourth Proportional to 480,799,488.06, 721,211,654.25 and 131,048,431.74

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Solution

The fourth proportional to 480,799,488.06, 721,211,654.25 and 131,048,431.74 is: 196,576,033.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,799,488.06 : 721,211,654.25 = 131,048,431.74 : x
  2. Step 2: Convert to fraction form
    480,799,488.06/721,211,654.25 = 131,048,431.74/x
  3. Step 3: Cross multiply
    480,799,488.06x = 721,211,654.25 × 131,048,431.74
  4. Step 4: Simplify right side
    480,799,488.06x = 94,513,656,242,073,600
  5. Step 5: Solve for x
    x = 94,513,656,242,073,600/480,799,488.06
  6. Step 6: Final answer
    x = 196,576,033.44

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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.