Home / 65,650,111.19-90,597,434.81-35,881,358.73

Finding the Fourth Proportional to 65,650,111.19, 90,597,434.81 and 35,881,358.73

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Solution

The fourth proportional to 65,650,111.19, 90,597,434.81 and 35,881,358.73 is: 49,516,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,650,111.19 : 90,597,434.81 = 35,881,358.73 : x
  2. Step 2: Convert to fraction form
    65,650,111.19/90,597,434.81 = 35,881,358.73/x
  3. Step 3: Cross multiply
    65,650,111.19x = 90,597,434.81 × 35,881,358.73
  4. Step 4: Simplify right side
    65,650,111.19x = 3,250,759,058,435,399
  5. Step 5: Solve for x
    x = 3,250,759,058,435,399/65,650,111.19
  6. Step 6: Final answer
    x = 49,516,428.83

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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.