Home / 87,070,281.60-130,619,246.40-29,567,971.20

Finding the Fourth Proportional to 87,070,281.60, 130,619,246.40 and 29,567,971.20

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Solution

The fourth proportional to 87,070,281.60, 130,619,246.40 and 29,567,971.20 is: 44,356,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,070,281.60 : 130,619,246.40 = 29,567,971.20 : x
  2. Step 2: Convert to fraction form
    87,070,281.60/130,619,246.40 = 29,567,971.20/x
  3. Step 3: Cross multiply
    87,070,281.60x = 130,619,246.40 × 29,567,971.20
  4. Step 4: Simplify right side
    87,070,281.60x = 3,862,146,115,720,904
  5. Step 5: Solve for x
    x = 3,862,146,115,720,904/87,070,281.60
  6. Step 6: Final answer
    x = 44,356,651.26

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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.