Home / 362,021,856.80-543,316,220.40-167,957,318.30

Finding the Fourth Proportional to 362,021,856.80, 543,316,220.40 and 167,957,318.30

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Solution

The fourth proportional to 362,021,856.80, 543,316,220.40 and 167,957,318.30 is: 252,067,475.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,021,856.80 : 543,316,220.40 = 167,957,318.30 : x
  2. Step 2: Convert to fraction form
    362,021,856.80/543,316,220.40 = 167,957,318.30/x
  3. Step 3: Cross multiply
    362,021,856.80x = 543,316,220.40 × 167,957,318.30
  4. Step 4: Simplify right side
    362,021,856.80x = 91,253,935,367,275,760
  5. Step 5: Solve for x
    x = 91,253,935,367,275,760/362,021,856.80
  6. Step 6: Final answer
    x = 252,067,475.08

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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.