Home / 574,992,001.60-862,488,002.40-268,881,985.60

Finding the Fourth Proportional to 574,992,001.60, 862,488,002.40 and 268,881,985.60

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Solution

The fourth proportional to 574,992,001.60, 862,488,002.40 and 268,881,985.60 is: 403,322,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,992,001.60 : 862,488,002.40 = 268,881,985.60 : x
  2. Step 2: Convert to fraction form
    574,992,001.60/862,488,002.40 = 268,881,985.60/x
  3. Step 3: Cross multiply
    574,992,001.60x = 862,488,002.40 × 268,881,985.60
  4. Step 4: Simplify right side
    574,992,001.60x = 231,907,486,641,489,568
  5. Step 5: Solve for x
    x = 231,907,486,641,489,568/574,992,001.60
  6. Step 6: Final answer
    x = 403,322,978.40

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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.