Home / 126,029,000.40-189,185,218.20-97,402,045.20

Finding the Fourth Proportional to 126,029,000.40, 189,185,218.20 and 97,402,045.20

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Solution

The fourth proportional to 126,029,000.40, 189,185,218.20 and 97,402,045.20 is: 146,212,594.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,029,000.40 : 189,185,218.20 = 97,402,045.20 : x
  2. Step 2: Convert to fraction form
    126,029,000.40/189,185,218.20 = 97,402,045.20/x
  3. Step 3: Cross multiply
    126,029,000.40x = 189,185,218.20 × 97,402,045.20
  4. Step 4: Simplify right side
    126,029,000.40x = 18,427,027,174,288,264
  5. Step 5: Solve for x
    x = 18,427,027,174,288,264/126,029,000.40
  6. Step 6: Final answer
    x = 146,212,594.85

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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.