Home / 456,264,046.20-684,396,069.30-440,139,732.60

Finding the Fourth Proportional to 456,264,046.20, 684,396,069.30 and 440,139,732.60

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Solution

The fourth proportional to 456,264,046.20, 684,396,069.30 and 440,139,732.60 is: 660,209,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,264,046.20 : 684,396,069.30 = 440,139,732.60 : x
  2. Step 2: Convert to fraction form
    456,264,046.20/684,396,069.30 = 440,139,732.60/x
  3. Step 3: Cross multiply
    456,264,046.20x = 684,396,069.30 × 440,139,732.60
  4. Step 4: Simplify right side
    456,264,046.20x = 301,229,902,934,193,088
  5. Step 5: Solve for x
    x = 301,229,902,934,193,088/456,264,046.20
  6. Step 6: Final answer
    x = 660,209,598.90

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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.