Home / 264,109,565.64-396,177,089.28-86,842,781.58

Finding the Fourth Proportional to 264,109,565.64, 396,177,089.28 and 86,842,781.58

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Solution

The fourth proportional to 264,109,565.64, 396,177,089.28 and 86,842,781.58 is: 130,268,361.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,109,565.64 : 396,177,089.28 = 86,842,781.58 : x
  2. Step 2: Convert to fraction form
    264,109,565.64/396,177,089.28 = 86,842,781.58/x
  3. Step 3: Cross multiply
    264,109,565.64x = 396,177,089.28 × 86,842,781.58
  4. Step 4: Simplify right side
    264,109,565.64x = 34,405,120,431,343,196
  5. Step 5: Solve for x
    x = 34,405,120,431,343,196/264,109,565.64
  6. Step 6: Final answer
    x = 130,268,361.72

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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.