Home / 7,792,155,564.09-11,692,251,827.42-3,652,019,697.21

Finding the Fourth Proportional to 7,792,155,564.09, 11,692,251,827.42 and 3,652,019,697.21

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Solution

The fourth proportional to 7,792,155,564.09, 11,692,251,827.42 and 3,652,019,697.21 is: 5,479,912,923.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792,155,564.09 : 11,692,251,827.42 = 3,652,019,697.21 : x
  2. Step 2: Convert to fraction form
    7,792,155,564.09/11,692,251,827.42 = 3,652,019,697.21/x
  3. Step 3: Cross multiply
    7,792,155,564.09x = 11,692,251,827.42 × 3,652,019,697.21
  4. Step 4: Simplify right side
    7,792,155,564.09x = 42,700,333,978,459,201,536
  5. Step 5: Solve for x
    x = 42,700,333,978,459,201,536/7,792,155,564.09
  6. Step 6: Final answer
    x = 5,479,912,923.61

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Double scale
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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.