Home / 242,036,344.10-363,007,276.95-80,478,280.10

Finding the Fourth Proportional to 242,036,344.10, 363,007,276.95 and 80,478,280.10

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Solution

The fourth proportional to 242,036,344.10, 363,007,276.95 and 80,478,280.10 is: 120,701,712.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,036,344.10 : 363,007,276.95 = 80,478,280.10 : x
  2. Step 2: Convert to fraction form
    242,036,344.10/363,007,276.95 = 80,478,280.10/x
  3. Step 3: Cross multiply
    242,036,344.10x = 363,007,276.95 × 80,478,280.10
  4. Step 4: Simplify right side
    242,036,344.10x = 29,214,201,312,720,372
  5. Step 5: Solve for x
    x = 29,214,201,312,720,372/242,036,344.10
  6. Step 6: Final answer
    x = 120,701,712.88

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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.