Home / 649,653,040.70-974,479,561.05-504,534,218.30

Finding the Fourth Proportional to 649,653,040.70, 974,479,561.05 and 504,534,218.30

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Solution

The fourth proportional to 649,653,040.70, 974,479,561.05 and 504,534,218.30 is: 756,801,327.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,653,040.70 : 974,479,561.05 = 504,534,218.30 : x
  2. Step 2: Convert to fraction form
    649,653,040.70/974,479,561.05 = 504,534,218.30/x
  3. Step 3: Cross multiply
    649,653,040.70x = 974,479,561.05 × 504,534,218.30
  4. Step 4: Simplify right side
    649,653,040.70x = 491,658,283,583,688,896
  5. Step 5: Solve for x
    x = 491,658,283,583,688,896/649,653,040.70
  6. Step 6: Final answer
    x = 756,801,327.45

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Half scale
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Double scale
Find fourth proportional to 649,653,041.70, 974,479,562.55 and 504,534,219.30
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.