Home / 15,810,747,507.68-23,720,046,542.37-7,846,653,477.15

Finding the Fourth Proportional to 15,810,747,507.68, 23,720,046,542.37 and 7,846,653,477.15

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Solution

The fourth proportional to 15,810,747,507.68, 23,720,046,542.37 and 7,846,653,477.15 is: 11,771,928,277.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,810,747,507.68 : 23,720,046,542.37 = 7,846,653,477.15 : x
  2. Step 2: Convert to fraction form
    15,810,747,507.68/23,720,046,542.37 = 7,846,653,477.15/x
  3. Step 3: Cross multiply
    15,810,747,507.68x = 23,720,046,542.37 × 7,846,653,477.15
  4. Step 4: Simplify right side
    15,810,747,507.68x = 186,122,985,679,847,391,232
  5. Step 5: Solve for x
    x = 186,122,985,679,847,391,232/15,810,747,507.68
  6. Step 6: Final answer
    x = 11,771,928,277.87

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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.