Home / 85,215,357.97-127,828,417.89-36,022,037.93

Finding the Fourth Proportional to 85,215,357.97, 127,828,417.89 and 36,022,037.93

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Solution

The fourth proportional to 85,215,357.97, 127,828,417.89 and 36,022,037.93 is: 54,035,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,215,357.97 : 127,828,417.89 = 36,022,037.93 : x
  2. Step 2: Convert to fraction form
    85,215,357.97/127,828,417.89 = 36,022,037.93/x
  3. Step 3: Cross multiply
    85,215,357.97x = 127,828,417.89 × 36,022,037.93
  4. Step 4: Simplify right side
    85,215,357.97x = 4,604,640,117,765,471
  5. Step 5: Solve for x
    x = 4,604,640,117,765,471/85,215,357.97
  6. Step 6: Final answer
    x = 54,035,331.51

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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.