Home / 29,462,402,872.59-40,658,132,274.43-15,914,039,961.75

Finding the Fourth Proportional to 29,462,402,872.59, 40,658,132,274.43 and 15,914,039,961.75

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Solution

The fourth proportional to 29,462,402,872.59, 40,658,132,274.43 and 15,914,039,961.75 is: 21,961,383,957.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,462,402,872.59 : 40,658,132,274.43 = 15,914,039,961.75 : x
  2. Step 2: Convert to fraction form
    29,462,402,872.59/40,658,132,274.43 = 15,914,039,961.75/x
  3. Step 3: Cross multiply
    29,462,402,872.59x = 40,658,132,274.43 × 15,914,039,961.75
  4. Step 4: Simplify right side
    29,462,402,872.59x = 647,035,141,785,396,445,184
  5. Step 5: Solve for x
    x = 647,035,141,785,396,445,184/29,462,402,872.59
  6. Step 6: Final answer
    x = 21,961,383,957.16

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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.