Home / 242,036,701.85-363,007,813.57-80,478,637.85

Finding the Fourth Proportional to 242,036,701.85, 363,007,813.57 and 80,478,637.85

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Solution

The fourth proportional to 242,036,701.85, 363,007,813.57 and 80,478,637.85 is: 120,702,249.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,036,701.85 : 363,007,813.57 = 80,478,637.85 : x
  2. Step 2: Convert to fraction form
    242,036,701.85/363,007,813.57 = 80,478,637.85/x
  3. Step 3: Cross multiply
    242,036,701.85x = 363,007,813.57 × 80,478,637.85
  4. Step 4: Simplify right side
    242,036,701.85x = 29,214,374,365,020,344
  5. Step 5: Solve for x
    x = 29,214,374,365,020,344/242,036,701.85
  6. Step 6: Final answer
    x = 120,702,249.46

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.