Home / 1,008,064,278.10-1,512,096,417.15-803,990,934.10

Finding the Fourth Proportional to 1,008,064,278.10, 1,512,096,417.15 and 803,990,934.10

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Solution

The fourth proportional to 1,008,064,278.10, 1,512,096,417.15 and 803,990,934.10 is: 1,205,986,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,064,278.10 : 1,512,096,417.15 = 803,990,934.10 : x
  2. Step 2: Convert to fraction form
    1,008,064,278.10/1,512,096,417.15 = 803,990,934.10/x
  3. Step 3: Cross multiply
    1,008,064,278.10x = 1,512,096,417.15 × 803,990,934.10
  4. Step 4: Simplify right side
    1,008,064,278.10x = 1,215,711,810,873,691,904
  5. Step 5: Solve for x
    x = 1,215,711,810,873,691,904/1,008,064,278.10
  6. Step 6: Final answer
    x = 1,205,986,401.15

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Half scale
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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.