Home / 531,472,499.70-797,208,749.55-511,065,165.30

Finding the Fourth Proportional to 531,472,499.70, 797,208,749.55 and 511,065,165.30

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Solution

The fourth proportional to 531,472,499.70, 797,208,749.55 and 511,065,165.30 is: 766,597,747.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,472,499.70 : 797,208,749.55 = 511,065,165.30 : x
  2. Step 2: Convert to fraction form
    531,472,499.70/797,208,749.55 = 511,065,165.30/x
  3. Step 3: Cross multiply
    531,472,499.70x = 797,208,749.55 × 511,065,165.30
  4. Step 4: Simplify right side
    531,472,499.70x = 407,425,621,367,377,024
  5. Step 5: Solve for x
    x = 407,425,621,367,377,024/531,472,499.70
  6. Step 6: Final answer
    x = 766,597,747.95

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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.