Home / 6,438,529,008.80-9,657,793,513.20-5,350,137,840.80

Finding the Fourth Proportional to 6,438,529,008.80, 9,657,793,513.20 and 5,350,137,840.80

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Solution

The fourth proportional to 6,438,529,008.80, 9,657,793,513.20 and 5,350,137,840.80 is: 8,025,206,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438,529,008.80 : 9,657,793,513.20 = 5,350,137,840.80 : x
  2. Step 2: Convert to fraction form
    6,438,529,008.80/9,657,793,513.20 = 5,350,137,840.80/x
  3. Step 3: Cross multiply
    6,438,529,008.80x = 9,657,793,513.20 × 5,350,137,840.80
  4. Step 4: Simplify right side
    6,438,529,008.80x = 51,670,526,533,604,098,048
  5. Step 5: Solve for x
    x = 51,670,526,533,604,098,048/6,438,529,008.80
  6. Step 6: Final answer
    x = 8,025,206,761.20

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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.