Home / 136,484,124.20-204,726,186.30-39,442,997.60

Finding the Fourth Proportional to 136,484,124.20, 204,726,186.30 and 39,442,997.60

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Solution

The fourth proportional to 136,484,124.20, 204,726,186.30 and 39,442,997.60 is: 59,164,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,484,124.20 : 204,726,186.30 = 39,442,997.60 : x
  2. Step 2: Convert to fraction form
    136,484,124.20/204,726,186.30 = 39,442,997.60/x
  3. Step 3: Cross multiply
    136,484,124.20x = 204,726,186.30 × 39,442,997.60
  4. Step 4: Simplify right side
    136,484,124.20x = 8,075,014,474,888,054
  5. Step 5: Solve for x
    x = 8,075,014,474,888,054/136,484,124.20
  6. Step 6: Final answer
    x = 59,164,496.40

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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.