Home / 1,011,096,110.20-1,516,644,165.30-863,142,935.80

Finding the Fourth Proportional to 1,011,096,110.20, 1,516,644,165.30 and 863,142,935.80

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Solution

The fourth proportional to 1,011,096,110.20, 1,516,644,165.30 and 863,142,935.80 is: 1,294,714,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,096,110.20 : 1,516,644,165.30 = 863,142,935.80 : x
  2. Step 2: Convert to fraction form
    1,011,096,110.20/1,516,644,165.30 = 863,142,935.80/x
  3. Step 3: Cross multiply
    1,011,096,110.20x = 1,516,644,165.30 × 863,142,935.80
  4. Step 4: Simplify right side
    1,011,096,110.20x = 1,309,080,697,400,982,272
  5. Step 5: Solve for x
    x = 1,309,080,697,400,982,272/1,011,096,110.20
  6. Step 6: Final answer
    x = 1,294,714,403.70

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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.