Home / 158,210,591.33-218,309,911.23-91,232,023.27

Finding the Fourth Proportional to 158,210,591.33, 218,309,911.23 and 91,232,023.27

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Solution

The fourth proportional to 158,210,591.33, 218,309,911.23 and 91,232,023.27 is: 125,888,252.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,210,591.33 : 218,309,911.23 = 91,232,023.27 : x
  2. Step 2: Convert to fraction form
    158,210,591.33/218,309,911.23 = 91,232,023.27/x
  3. Step 3: Cross multiply
    158,210,591.33x = 218,309,911.23 × 91,232,023.27
  4. Step 4: Simplify right side
    158,210,591.33x = 19,916,854,901,952,768
  5. Step 5: Solve for x
    x = 19,916,854,901,952,768/158,210,591.33
  6. Step 6: Final answer
    x = 125,888,252.71

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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.