Home / 146,723,902.90-220,112,426.40-73,757,053.60

Finding the Fourth Proportional to 146,723,902.90, 220,112,426.40 and 73,757,053.60

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Solution

The fourth proportional to 146,723,902.90, 220,112,426.40 and 73,757,053.60 is: 110,648,937.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,723,902.90 : 220,112,426.40 = 73,757,053.60 : x
  2. Step 2: Convert to fraction form
    146,723,902.90/220,112,426.40 = 73,757,053.60/x
  3. Step 3: Cross multiply
    146,723,902.90x = 220,112,426.40 × 73,757,053.60
  4. Step 4: Simplify right side
    146,723,902.90x = 16,234,844,032,010,854
  5. Step 5: Solve for x
    x = 16,234,844,032,010,854/146,723,902.90
  6. Step 6: Final answer
    x = 110,648,937.98

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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.