Home / 242,320,444.80-363,482,740.80-80,762,380.80

Finding the Fourth Proportional to 242,320,444.80, 363,482,740.80 and 80,762,380.80

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Solution

The fourth proportional to 242,320,444.80, 363,482,740.80 and 80,762,380.80 is: 121,144,262.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,320,444.80 : 363,482,740.80 = 80,762,380.80 : x
  2. Step 2: Convert to fraction form
    242,320,444.80/363,482,740.80 = 80,762,380.80/x
  3. Step 3: Cross multiply
    242,320,444.80x = 363,482,740.80 × 80,762,380.80
  4. Step 4: Simplify right side
    242,320,444.80x = 29,355,731,526,717,296
  5. Step 5: Solve for x
    x = 29,355,731,526,717,296/242,320,444.80
  6. Step 6: Final answer
    x = 121,144,262.31

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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.