Home / 126,725,314.92-190,167,935.88-53,941,979.40

Finding the Fourth Proportional to 126,725,314.92, 190,167,935.88 and 53,941,979.40

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Solution

The fourth proportional to 126,725,314.92, 190,167,935.88 and 53,941,979.40 is: 80,947,006.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,725,314.92 : 190,167,935.88 = 53,941,979.40 : x
  2. Step 2: Convert to fraction form
    126,725,314.92/190,167,935.88 = 53,941,979.40/x
  3. Step 3: Cross multiply
    126,725,314.92x = 190,167,935.88 × 53,941,979.40
  4. Step 4: Simplify right side
    126,725,314.92x = 10,258,034,879,779,480
  5. Step 5: Solve for x
    x = 10,258,034,879,779,480/126,725,314.92
  6. Step 6: Final answer
    x = 80,947,006.42

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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.