Home / 242,528,474.10-363,795,821.55-80,970,410.10

Finding the Fourth Proportional to 242,528,474.10, 363,795,821.55 and 80,970,410.10

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Solution

The fourth proportional to 242,528,474.10, 363,795,821.55 and 80,970,410.10 is: 121,456,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,528,474.10 : 363,795,821.55 = 80,970,410.10 : x
  2. Step 2: Convert to fraction form
    242,528,474.10/363,795,821.55 = 80,970,410.10/x
  3. Step 3: Cross multiply
    242,528,474.10x = 363,795,821.55 × 80,970,410.10
  4. Step 4: Simplify right side
    242,528,474.10x = 29,456,696,863,569,916
  5. Step 5: Solve for x
    x = 29,456,696,863,569,916/242,528,474.10
  6. Step 6: Final answer
    x = 121,456,653.59

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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.