Home / 732,804,515.70-1,099,206,773.55-388,430,747.70

Finding the Fourth Proportional to 732,804,515.70, 1,099,206,773.55 and 388,430,747.70

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Solution

The fourth proportional to 732,804,515.70, 1,099,206,773.55 and 388,430,747.70 is: 582,646,121.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,804,515.70 : 1,099,206,773.55 = 388,430,747.70 : x
  2. Step 2: Convert to fraction form
    732,804,515.70/1,099,206,773.55 = 388,430,747.70/x
  3. Step 3: Cross multiply
    732,804,515.70x = 1,099,206,773.55 × 388,430,747.70
  4. Step 4: Simplify right side
    732,804,515.70x = 426,965,708,926,931,072
  5. Step 5: Solve for x
    x = 426,965,708,926,931,072/732,804,515.70
  6. Step 6: Final answer
    x = 582,646,121.55

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.