Home / 574,850,489.70-862,275,734.55-165,919,980.90

Finding the Fourth Proportional to 574,850,489.70, 862,275,734.55 and 165,919,980.90

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Solution

The fourth proportional to 574,850,489.70, 862,275,734.55 and 165,919,980.90 is: 248,879,971.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,850,489.70 : 862,275,734.55 = 165,919,980.90 : x
  2. Step 2: Convert to fraction form
    574,850,489.70/862,275,734.55 = 165,919,980.90/x
  3. Step 3: Cross multiply
    574,850,489.70x = 862,275,734.55 × 165,919,980.90
  4. Step 4: Simplify right side
    574,850,489.70x = 143,068,773,407,069,472
  5. Step 5: Solve for x
    x = 143,068,773,407,069,472/574,850,489.70
  6. Step 6: Final answer
    x = 248,879,971.35

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Double scale
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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.