Home / 1,013,615,794.24-1,398,789,796.20-550,041,778.24

Finding the Fourth Proportional to 1,013,615,794.24, 1,398,789,796.20 and 550,041,778.24

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Solution

The fourth proportional to 1,013,615,794.24, 1,398,789,796.20 and 550,041,778.24 is: 759,057,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,615,794.24 : 1,398,789,796.20 = 550,041,778.24 : x
  2. Step 2: Convert to fraction form
    1,013,615,794.24/1,398,789,796.20 = 550,041,778.24/x
  3. Step 3: Cross multiply
    1,013,615,794.24x = 1,398,789,796.20 × 550,041,778.24
  4. Step 4: Simplify right side
    1,013,615,794.24x = 769,392,826,885,815,296
  5. Step 5: Solve for x
    x = 769,392,826,885,815,296/1,013,615,794.24
  6. Step 6: Final answer
    x = 759,057,654.05

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.