Home / 105,720,281.60-158,580,422.40-73,471,654.40

Finding the Fourth Proportional to 105,720,281.60, 158,580,422.40 and 73,471,654.40

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Solution

The fourth proportional to 105,720,281.60, 158,580,422.40 and 73,471,654.40 is: 110,207,481.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,720,281.60 : 158,580,422.40 = 73,471,654.40 : x
  2. Step 2: Convert to fraction form
    105,720,281.60/158,580,422.40 = 73,471,654.40/x
  3. Step 3: Cross multiply
    105,720,281.60x = 158,580,422.40 × 73,471,654.40
  4. Step 4: Simplify right side
    105,720,281.60x = 11,651,165,989,178,820
  5. Step 5: Solve for x
    x = 11,651,165,989,178,820/105,720,281.60
  6. Step 6: Final answer
    x = 110,207,481.60

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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.