Home / 238,719,233,431.32-329,430,836,510.76-130,332,327,159.34

Finding the Fourth Proportional to 238,719,233,431.32, 329,430,836,510.76 and 130,332,327,159.34

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Solution

The fourth proportional to 238,719,233,431.32, 329,430,836,510.76 and 130,332,327,159.34 is: 179,857,680,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,719,233,431.32 : 329,430,836,510.76 = 130,332,327,159.34 : x
  2. Step 2: Convert to fraction form
    238,719,233,431.32/329,430,836,510.76 = 130,332,327,159.34/x
  3. Step 3: Cross multiply
    238,719,233,431.32x = 329,430,836,510.76 × 130,332,327,159.34
  4. Step 4: Simplify right side
    238,719,233,431.32x = 42,935,487,560,495,419,883,520
  5. Step 5: Solve for x
    x = 42,935,487,560,495,419,883,520/238,719,233,431.32
  6. Step 6: Final answer
    x = 179,857,680,268.77

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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.