Home / 153,028,854.27-229,206,817.86-126,466,649.40

Finding the Fourth Proportional to 153,028,854.27, 229,206,817.86 and 126,466,649.40

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Solution

The fourth proportional to 153,028,854.27, 229,206,817.86 and 126,466,649.40 is: 189,421,912.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,028,854.27 : 229,206,817.86 = 126,466,649.40 : x
  2. Step 2: Convert to fraction form
    153,028,854.27/229,206,817.86 = 126,466,649.40/x
  3. Step 3: Cross multiply
    153,028,854.27x = 229,206,817.86 × 126,466,649.40
  4. Step 4: Simplify right side
    153,028,854.27x = 28,987,018,274,390,280
  5. Step 5: Solve for x
    x = 28,987,018,274,390,280/153,028,854.27
  6. Step 6: Final answer
    x = 189,421,912.70

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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.