Home / 12,975,232,411.32-17,906,198,462.94-7,336,327,193.88

Finding the Fourth Proportional to 12,975,232,411.32, 17,906,198,462.94 and 7,336,327,193.88

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Solution

The fourth proportional to 12,975,232,411.32, 17,906,198,462.94 and 7,336,327,193.88 is: 10,124,345,102.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,975,232,411.32 : 17,906,198,462.94 = 7,336,327,193.88 : x
  2. Step 2: Convert to fraction form
    12,975,232,411.32/17,906,198,462.94 = 7,336,327,193.88/x
  3. Step 3: Cross multiply
    12,975,232,411.32x = 17,906,198,462.94 × 7,336,327,193.88
  4. Step 4: Simplify right side
    12,975,232,411.32x = 131,365,730,722,678,964,224
  5. Step 5: Solve for x
    x = 131,365,730,722,678,964,224/12,975,232,411.32
  6. Step 6: Final answer
    x = 10,124,345,102.91

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1.5x scale

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.