Home / 136,486,921.50-204,730,382.25-45,610,510.50

Finding the Fourth Proportional to 136,486,921.50, 204,730,382.25 and 45,610,510.50

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Solution

The fourth proportional to 136,486,921.50, 204,730,382.25 and 45,610,510.50 is: 68,415,765.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,486,921.50 : 204,730,382.25 = 45,610,510.50 : x
  2. Step 2: Convert to fraction form
    136,486,921.50/204,730,382.25 = 45,610,510.50/x
  3. Step 3: Cross multiply
    136,486,921.50x = 204,730,382.25 × 45,610,510.50
  4. Step 4: Simplify right side
    136,486,921.50x = 9,337,857,249,282,638
  5. Step 5: Solve for x
    x = 9,337,857,249,282,638/136,486,921.50
  6. Step 6: Final answer
    x = 68,415,765.75

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1.5x scale

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.