Home / 574,850,275.20-862,275,412.80-165,919,766.40

Finding the Fourth Proportional to 574,850,275.20, 862,275,412.80 and 165,919,766.40

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Solution

The fourth proportional to 574,850,275.20, 862,275,412.80 and 165,919,766.40 is: 248,879,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,850,275.20 : 862,275,412.80 = 165,919,766.40 : x
  2. Step 2: Convert to fraction form
    574,850,275.20/862,275,412.80 = 165,919,766.40/x
  3. Step 3: Cross multiply
    574,850,275.20x = 862,275,412.80 × 165,919,766.40
  4. Step 4: Simplify right side
    574,850,275.20x = 143,068,535,064,239,568
  5. Step 5: Solve for x
    x = 143,068,535,064,239,568/574,850,275.20
  6. Step 6: Final answer
    x = 248,879,649.60

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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.