Home / 970,237,234.20-1,455,544,808.10-280,167,000.60

Finding the Fourth Proportional to 970,237,234.20, 1,455,544,808.10 and 280,167,000.60

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Solution

The fourth proportional to 970,237,234.20, 1,455,544,808.10 and 280,167,000.60 is: 420,305,064.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,237,234.20 : 1,455,544,808.10 = 280,167,000.60 : x
  2. Step 2: Convert to fraction form
    970,237,234.20/1,455,544,808.10 = 280,167,000.60/x
  3. Step 3: Cross multiply
    970,237,234.20x = 1,455,544,808.10 × 280,167,000.60
  4. Step 4: Simplify right side
    970,237,234.20x = 407,795,623,124,279,616
  5. Step 5: Solve for x
    x = 407,795,623,124,279,616/970,237,234.20
  6. Step 6: Final answer
    x = 420,305,064.32

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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.