Home / 126,725,323.92-190,167,949.38-53,941,988.40

Finding the Fourth Proportional to 126,725,323.92, 190,167,949.38 and 53,941,988.40

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Solution

The fourth proportional to 126,725,323.92, 190,167,949.38 and 53,941,988.40 is: 80,947,019.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,725,323.92 : 190,167,949.38 = 53,941,988.40 : x
  2. Step 2: Convert to fraction form
    126,725,323.92/190,167,949.38 = 53,941,988.40/x
  3. Step 3: Cross multiply
    126,725,323.92x = 190,167,949.38 × 53,941,988.40
  4. Step 4: Simplify right side
    126,725,323.92x = 10,258,037,319,507,746
  5. Step 5: Solve for x
    x = 10,258,037,319,507,746/126,725,323.92
  6. Step 6: Final answer
    x = 80,947,019.92

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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.