Home / 126,264,220.60-189,396,330.90-124,563,609.40

Finding the Fourth Proportional to 126,264,220.60, 189,396,330.90 and 124,563,609.40

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Solution

The fourth proportional to 126,264,220.60, 189,396,330.90 and 124,563,609.40 is: 186,845,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,264,220.60 : 189,396,330.90 = 124,563,609.40 : x
  2. Step 2: Convert to fraction form
    126,264,220.60/189,396,330.90 = 124,563,609.40/x
  3. Step 3: Cross multiply
    126,264,220.60x = 189,396,330.90 × 124,563,609.40
  4. Step 4: Simplify right side
    126,264,220.60x = 23,591,890,584,020,752
  5. Step 5: Solve for x
    x = 23,591,890,584,020,752/126,264,220.60
  6. Step 6: Final answer
    x = 186,845,414.10

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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.