Home / 500,005,170.16-749,254,568.88-445,515,343.48

Finding the Fourth Proportional to 500,005,170.16, 749,254,568.88 and 445,515,343.48

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Solution

The fourth proportional to 500,005,170.16, 749,254,568.88 and 445,515,343.48 is: 667,601,910.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,005,170.16 : 749,254,568.88 = 445,515,343.48 : x
  2. Step 2: Convert to fraction form
    500,005,170.16/749,254,568.88 = 445,515,343.48/x
  3. Step 3: Cross multiply
    500,005,170.16x = 749,254,568.88 × 445,515,343.48
  4. Step 4: Simplify right side
    500,005,170.16x = 333,804,406,608,532,544
  5. Step 5: Solve for x
    x = 333,804,406,608,532,544/500,005,170.16
  6. Step 6: Final answer
    x = 667,601,910.00

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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.