Home / 136,439,200.40-204,658,800.60-75,004,620.80

Finding the Fourth Proportional to 136,439,200.40, 204,658,800.60 and 75,004,620.80

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Solution

The fourth proportional to 136,439,200.40, 204,658,800.60 and 75,004,620.80 is: 112,506,931.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,439,200.40 : 204,658,800.60 = 75,004,620.80 : x
  2. Step 2: Convert to fraction form
    136,439,200.40/204,658,800.60 = 75,004,620.80/x
  3. Step 3: Cross multiply
    136,439,200.40x = 204,658,800.60 × 75,004,620.80
  4. Step 4: Simplify right side
    136,439,200.40x = 15,350,355,732,385,812
  5. Step 5: Solve for x
    x = 15,350,355,732,385,812/136,439,200.40
  6. Step 6: Final answer
    x = 112,506,931.20

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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.