Home / 160,952,809.72-222,120,235.78-90,400,833.54

Finding the Fourth Proportional to 160,952,809.72, 222,120,235.78 and 90,400,833.54

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Solution

The fourth proportional to 160,952,809.72, 222,120,235.78 and 90,400,833.54 is: 124,756,159.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,952,809.72 : 222,120,235.78 = 90,400,833.54 : x
  2. Step 2: Convert to fraction form
    160,952,809.72/222,120,235.78 = 90,400,833.54/x
  3. Step 3: Cross multiply
    160,952,809.72x = 222,120,235.78 × 90,400,833.54
  4. Step 4: Simplify right side
    160,952,809.72x = 20,079,854,460,613,332
  5. Step 5: Solve for x
    x = 20,079,854,460,613,332/160,952,809.72
  6. Step 6: Final answer
    x = 124,756,159.87

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.