Home / 217,728,435.60-326,592,653.40-88,398,003.60

Finding the Fourth Proportional to 217,728,435.60, 326,592,653.40 and 88,398,003.60

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Solution

The fourth proportional to 217,728,435.60, 326,592,653.40 and 88,398,003.60 is: 132,597,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,728,435.60 : 326,592,653.40 = 88,398,003.60 : x
  2. Step 2: Convert to fraction form
    217,728,435.60/326,592,653.40 = 88,398,003.60/x
  3. Step 3: Cross multiply
    217,728,435.60x = 326,592,653.40 × 88,398,003.60
  4. Step 4: Simplify right side
    217,728,435.60x = 28,870,138,550,986,748
  5. Step 5: Solve for x
    x = 28,870,138,550,986,748/217,728,435.60
  6. Step 6: Final answer
    x = 132,597,005.40

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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.