Home / 976,968,008.20-1,465,452,012.30-563,719,486.60

Finding the Fourth Proportional to 976,968,008.20, 1,465,452,012.30 and 563,719,486.60

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Solution

The fourth proportional to 976,968,008.20, 1,465,452,012.30 and 563,719,486.60 is: 845,579,229.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,968,008.20 : 1,465,452,012.30 = 563,719,486.60 : x
  2. Step 2: Convert to fraction form
    976,968,008.20/1,465,452,012.30 = 563,719,486.60/x
  3. Step 3: Cross multiply
    976,968,008.20x = 1,465,452,012.30 × 563,719,486.60
  4. Step 4: Simplify right side
    976,968,008.20x = 826,103,856,010,692,864
  5. Step 5: Solve for x
    x = 826,103,856,010,692,864/976,968,008.20
  6. Step 6: Final answer
    x = 845,579,229.90

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Double scale
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1.5x scale

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.