Home / 416,037,398.40-574,140,901.12-237,417,729.76

Finding the Fourth Proportional to 416,037,398.40, 574,140,901.12 and 237,417,729.76

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Solution

The fourth proportional to 416,037,398.40, 574,140,901.12 and 237,417,729.76 is: 327,641,769.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,037,398.40 : 574,140,901.12 = 237,417,729.76 : x
  2. Step 2: Convert to fraction form
    416,037,398.40/574,140,901.12 = 237,417,729.76/x
  3. Step 3: Cross multiply
    416,037,398.40x = 574,140,901.12 × 237,417,729.76
  4. Step 4: Simplify right side
    416,037,398.40x = 136,311,229,306,271,040
  5. Step 5: Solve for x
    x = 136,311,229,306,271,040/416,037,398.40
  6. Step 6: Final answer
    x = 327,641,769.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.