Home / 136,485,029.80-204,727,544.70-39,443,903.20

Finding the Fourth Proportional to 136,485,029.80, 204,727,544.70 and 39,443,903.20

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Solution

The fourth proportional to 136,485,029.80, 204,727,544.70 and 39,443,903.20 is: 59,165,854.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,485,029.80 : 204,727,544.70 = 39,443,903.20 : x
  2. Step 2: Convert to fraction form
    136,485,029.80/204,727,544.70 = 39,443,903.20/x
  3. Step 3: Cross multiply
    136,485,029.80x = 204,727,544.70 × 39,443,903.20
  4. Step 4: Simplify right side
    136,485,029.80x = 8,075,253,455,520,473
  5. Step 5: Solve for x
    x = 8,075,253,455,520,473/136,485,029.80
  6. Step 6: Final answer
    x = 59,165,854.80

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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.