Home / 29,512,802,859.96-40,728,639,199.86-16,146,490,115.64

Finding the Fourth Proportional to 29,512,802,859.96, 40,728,639,199.86 and 16,146,490,115.64

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Solution

The fourth proportional to 29,512,802,859.96, 40,728,639,199.86 and 16,146,490,115.64 is: 22,282,687,733.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,512,802,859.96 : 40,728,639,199.86 = 16,146,490,115.64 : x
  2. Step 2: Convert to fraction form
    29,512,802,859.96/40,728,639,199.86 = 16,146,490,115.64/x
  3. Step 3: Cross multiply
    29,512,802,859.96x = 40,728,639,199.86 × 16,146,490,115.64
  4. Step 4: Simplify right side
    29,512,802,859.96x = 657,624,570,264,007,344,128
  5. Step 5: Solve for x
    x = 657,624,570,264,007,344,128/29,512,802,859.96
  6. Step 6: Final answer
    x = 22,282,687,733.34

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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.