Home / 769,826,499.60-1,154,739,749.40-754,520,998.80

Finding the Fourth Proportional to 769,826,499.60, 1,154,739,749.40 and 754,520,998.80

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Solution

The fourth proportional to 769,826,499.60, 1,154,739,749.40 and 754,520,998.80 is: 1,131,781,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,826,499.60 : 1,154,739,749.40 = 754,520,998.80 : x
  2. Step 2: Convert to fraction form
    769,826,499.60/1,154,739,749.40 = 754,520,998.80/x
  3. Step 3: Cross multiply
    769,826,499.60x = 1,154,739,749.40 × 754,520,998.80
  4. Step 4: Simplify right side
    769,826,499.60x = 871,275,389,071,349,760
  5. Step 5: Solve for x
    x = 871,275,389,071,349,760/769,826,499.60
  6. Step 6: Final answer
    x = 1,131,781,498.20

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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.