Home / 242,320,132.80-363,482,272.80-80,762,068.80

Finding the Fourth Proportional to 242,320,132.80, 363,482,272.80 and 80,762,068.80

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Solution

The fourth proportional to 242,320,132.80, 363,482,272.80 and 80,762,068.80 is: 121,143,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,320,132.80 : 363,482,272.80 = 80,762,068.80 : x
  2. Step 2: Convert to fraction form
    242,320,132.80/363,482,272.80 = 80,762,068.80/x
  3. Step 3: Cross multiply
    242,320,132.80x = 363,482,272.80 × 80,762,068.80
  4. Step 4: Simplify right side
    242,320,132.80x = 29,355,580,323,453,968
  5. Step 5: Solve for x
    x = 29,355,580,323,453,968/242,320,132.80
  6. Step 6: Final answer
    x = 121,143,794.30

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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.