Home / 54,445,608.90-75,140,235.09-40,670,658.18

Finding the Fourth Proportional to 54,445,608.90, 75,140,235.09 and 40,670,658.18

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Solution

The fourth proportional to 54,445,608.90, 75,140,235.09 and 40,670,658.18 is: 56,129,463.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,445,608.90 : 75,140,235.09 = 40,670,658.18 : x
  2. Step 2: Convert to fraction form
    54,445,608.90/75,140,235.09 = 40,670,658.18/x
  3. Step 3: Cross multiply
    54,445,608.90x = 75,140,235.09 × 40,670,658.18
  4. Step 4: Simplify right side
    54,445,608.90x = 3,056,002,816,910,231.50
  5. Step 5: Solve for x
    x = 3,056,002,816,910,231.50/54,445,608.90
  6. Step 6: Final answer
    x = 56,129,463.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.