Home / 74,153,781.84-111,261,375-40,035,005.04

Finding the Fourth Proportional to 74,153,781.84, 111,261,375 and 40,035,005.04

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Solution

The fourth proportional to 74,153,781.84, 111,261,375 and 40,035,005.04 is: 60,069,083.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,153,781.84 : 111,261,375 = 40,035,005.04 : x
  2. Step 2: Convert to fraction form
    74,153,781.84/111,261,375 = 40,035,005.04/x
  3. Step 3: Cross multiply
    74,153,781.84x = 111,261,375 × 40,035,005.04
  4. Step 4: Simplify right side
    74,153,781.84x = 4,454,349,708,882,330
  5. Step 5: Solve for x
    x = 4,454,349,708,882,330/74,153,781.84
  6. Step 6: Final answer
    x = 60,069,083.44

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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.