Home / 266,280,346.20-399,420,519.30-122,953,114.20

Finding the Fourth Proportional to 266,280,346.20, 399,420,519.30 and 122,953,114.20

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Solution

The fourth proportional to 266,280,346.20, 399,420,519.30 and 122,953,114.20 is: 184,429,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,280,346.20 : 399,420,519.30 = 122,953,114.20 : x
  2. Step 2: Convert to fraction form
    266,280,346.20/399,420,519.30 = 122,953,114.20/x
  3. Step 3: Cross multiply
    266,280,346.20x = 399,420,519.30 × 122,953,114.20
  4. Step 4: Simplify right side
    266,280,346.20x = 49,109,996,723,316,208
  5. Step 5: Solve for x
    x = 49,109,996,723,316,208/266,280,346.20
  6. Step 6: Final answer
    x = 184,429,671.30

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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.