Home / 131,906,510.47-182,030,313.91-73,168,567.48

Finding the Fourth Proportional to 131,906,510.47, 182,030,313.91 and 73,168,567.48

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Solution

The fourth proportional to 131,906,510.47, 182,030,313.91 and 73,168,567.48 is: 100,972,251.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,906,510.47 : 182,030,313.91 = 73,168,567.48 : x
  2. Step 2: Convert to fraction form
    131,906,510.47/182,030,313.91 = 73,168,567.48/x
  3. Step 3: Cross multiply
    131,906,510.47x = 182,030,313.91 × 73,168,567.48
  4. Step 4: Simplify right side
    131,906,510.47x = 13,318,897,305,453,422
  5. Step 5: Solve for x
    x = 13,318,897,305,453,422/131,906,510.47
  6. Step 6: Final answer
    x = 100,972,251.17

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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.