Home / 162,087,471.31-243,228,038.26-148,900,182.61

Finding the Fourth Proportional to 162,087,471.31, 243,228,038.26 and 148,900,182.61

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Solution

The fourth proportional to 162,087,471.31, 243,228,038.26 and 148,900,182.61 is: 223,439,227.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,087,471.31 : 243,228,038.26 = 148,900,182.61 : x
  2. Step 2: Convert to fraction form
    162,087,471.31/243,228,038.26 = 148,900,182.61/x
  3. Step 3: Cross multiply
    162,087,471.31x = 243,228,038.26 × 148,900,182.61
  4. Step 4: Simplify right side
    162,087,471.31x = 36,216,699,313,989,264
  5. Step 5: Solve for x
    x = 36,216,699,313,989,264/162,087,471.31
  6. Step 6: Final answer
    x = 223,439,227.12

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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.