Home / 864,298,200.08-1,296,445,360.44-667,847,294.48

Finding the Fourth Proportional to 864,298,200.08, 1,296,445,360.44 and 667,847,294.48

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Solution

The fourth proportional to 864,298,200.08, 1,296,445,360.44 and 667,847,294.48 is: 1,001,769,442.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,298,200.08 : 1,296,445,360.44 = 667,847,294.48 : x
  2. Step 2: Convert to fraction form
    864,298,200.08/1,296,445,360.44 = 667,847,294.48/x
  3. Step 3: Cross multiply
    864,298,200.08x = 1,296,445,360.44 × 667,847,294.48
  4. Step 4: Simplify right side
    864,298,200.08x = 865,827,526,411,002,496
  5. Step 5: Solve for x
    x = 865,827,526,411,002,496/864,298,200.08
  6. Step 6: Final answer
    x = 1,001,769,442.92

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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.