Home / 136,292,280.20-204,438,420.30-82,544,568.20

Finding the Fourth Proportional to 136,292,280.20, 204,438,420.30 and 82,544,568.20

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Solution

The fourth proportional to 136,292,280.20, 204,438,420.30 and 82,544,568.20 is: 123,816,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,292,280.20 : 204,438,420.30 = 82,544,568.20 : x
  2. Step 2: Convert to fraction form
    136,292,280.20/204,438,420.30 = 82,544,568.20/x
  3. Step 3: Cross multiply
    136,292,280.20x = 204,438,420.30 × 82,544,568.20
  4. Step 4: Simplify right side
    136,292,280.20x = 16,875,281,127,153,616
  5. Step 5: Solve for x
    x = 16,875,281,127,153,616/136,292,280.20
  6. Step 6: Final answer
    x = 123,816,852.30

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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.