Home / 138,527,002.64-207,376,242.36-83,773,883

Finding the Fourth Proportional to 138,527,002.64, 207,376,242.36 and 83,773,883

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Solution

The fourth proportional to 138,527,002.64, 207,376,242.36 and 83,773,883 is: 125,410,300.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,527,002.64 : 207,376,242.36 = 83,773,883 : x
  2. Step 2: Convert to fraction form
    138,527,002.64/207,376,242.36 = 83,773,883/x
  3. Step 3: Cross multiply
    138,527,002.64x = 207,376,242.36 × 83,773,883
  4. Step 4: Simplify right side
    138,527,002.64x = 17,372,713,064,446,286
  5. Step 5: Solve for x
    x = 17,372,713,064,446,286/138,527,002.64
  6. Step 6: Final answer
    x = 125,410,300.76

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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.