Home / 136,484,125.20-204,726,187.80-39,442,998.60

Finding the Fourth Proportional to 136,484,125.20, 204,726,187.80 and 39,442,998.60

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Solution

The fourth proportional to 136,484,125.20, 204,726,187.80 and 39,442,998.60 is: 59,164,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,484,125.20 : 204,726,187.80 = 39,442,998.60 : x
  2. Step 2: Convert to fraction form
    136,484,125.20/204,726,187.80 = 39,442,998.60/x
  3. Step 3: Cross multiply
    136,484,125.20x = 204,726,187.80 × 39,442,998.60
  4. Step 4: Simplify right side
    136,484,125.20x = 8,075,014,738,778,738
  5. Step 5: Solve for x
    x = 8,075,014,738,778,738/136,484,125.20
  6. Step 6: Final answer
    x = 59,164,497.90

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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.