Home / 235,132,326.60-352,836,022.51-87,681,753.18

Finding the Fourth Proportional to 235,132,326.60, 352,836,022.51 and 87,681,753.18

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Solution

The fourth proportional to 235,132,326.60, 352,836,022.51 and 87,681,753.18 is: 131,573,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,132,326.60 : 352,836,022.51 = 87,681,753.18 : x
  2. Step 2: Convert to fraction form
    235,132,326.60/352,836,022.51 = 87,681,753.18/x
  3. Step 3: Cross multiply
    235,132,326.60x = 352,836,022.51 × 87,681,753.18
  4. Step 4: Simplify right side
    235,132,326.60x = 30,937,281,038,734,744
  5. Step 5: Solve for x
    x = 30,937,281,038,734,744/235,132,326.60
  6. Step 6: Final answer
    x = 131,573,916.21

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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.