Home / 281,750,969.43-422,655,411.85-97,518,144.11

Finding the Fourth Proportional to 281,750,969.43, 422,655,411.85 and 97,518,144.11

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Solution

The fourth proportional to 281,750,969.43, 422,655,411.85 and 97,518,144.11 is: 146,287,238.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,750,969.43 : 422,655,411.85 = 97,518,144.11 : x
  2. Step 2: Convert to fraction form
    281,750,969.43/422,655,411.85 = 97,518,144.11/x
  3. Step 3: Cross multiply
    281,750,969.43x = 422,655,411.85 × 97,518,144.11
  4. Step 4: Simplify right side
    281,750,969.43x = 41,216,571,359,300,680
  5. Step 5: Solve for x
    x = 41,216,571,359,300,680/281,750,969.43
  6. Step 6: Final answer
    x = 146,287,238.84

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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.