Home / 974,325,008.30-1,461,487,512.45-664,388,617.10

Finding the Fourth Proportional to 974,325,008.30, 1,461,487,512.45 and 664,388,617.10

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Solution

The fourth proportional to 974,325,008.30, 1,461,487,512.45 and 664,388,617.10 is: 996,582,925.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,325,008.30 : 1,461,487,512.45 = 664,388,617.10 : x
  2. Step 2: Convert to fraction form
    974,325,008.30/1,461,487,512.45 = 664,388,617.10/x
  3. Step 3: Cross multiply
    974,325,008.30x = 1,461,487,512.45 × 664,388,617.10
  4. Step 4: Simplify right side
    974,325,008.30x = 970,995,667,305,574,656
  5. Step 5: Solve for x
    x = 970,995,667,305,574,656/974,325,008.30
  6. Step 6: Final answer
    x = 996,582,925.65

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Double scale
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Similar ratio
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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.