Home / 242,528,164.10-363,795,356.55-80,970,100.10

Finding the Fourth Proportional to 242,528,164.10, 363,795,356.55 and 80,970,100.10

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Solution

The fourth proportional to 242,528,164.10, 363,795,356.55 and 80,970,100.10 is: 121,456,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,528,164.10 : 363,795,356.55 = 80,970,100.10 : x
  2. Step 2: Convert to fraction form
    242,528,164.10/363,795,356.55 = 80,970,100.10/x
  3. Step 3: Cross multiply
    242,528,164.10x = 363,795,356.55 × 80,970,100.10
  4. Step 4: Simplify right side
    242,528,164.10x = 29,456,546,435,768,688
  5. Step 5: Solve for x
    x = 29,456,546,435,768,688/242,528,164.10
  6. Step 6: Final answer
    x = 121,456,188.58

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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.