Home / 7,854,945,143.60-10,839,821,434.99-4,286,652,058.15

Finding the Fourth Proportional to 7,854,945,143.60, 10,839,821,434.99 and 4,286,652,058.15

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Solution

The fourth proportional to 7,854,945,143.60, 10,839,821,434.99 and 4,286,652,058.15 is: 5,915,578,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,854,945,143.60 : 10,839,821,434.99 = 4,286,652,058.15 : x
  2. Step 2: Convert to fraction form
    7,854,945,143.60/10,839,821,434.99 = 4,286,652,058.15/x
  3. Step 3: Cross multiply
    7,854,945,143.60x = 10,839,821,434.99 × 4,286,652,058.15
  4. Step 4: Simplify right side
    7,854,945,143.60x = 46,466,542,864,243,785,728
  5. Step 5: Solve for x
    x = 46,466,542,864,243,785,728/7,854,945,143.60
  6. Step 6: Final answer
    x = 5,915,578,277.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.