Home / 158,375,590.77-218,566,881.31-88,783,326.21

Finding the Fourth Proportional to 158,375,590.77, 218,566,881.31 and 88,783,326.21

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Solution

The fourth proportional to 158,375,590.77, 218,566,881.31 and 88,783,326.21 is: 122,525,792.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,375,590.77 : 218,566,881.31 = 88,783,326.21 : x
  2. Step 2: Convert to fraction form
    158,375,590.77/218,566,881.31 = 88,783,326.21/x
  3. Step 3: Cross multiply
    158,375,590.77x = 218,566,881.31 × 88,783,326.21
  4. Step 4: Simplify right side
    158,375,590.77x = 19,405,094,722,812,664
  5. Step 5: Solve for x
    x = 19,405,094,722,812,664/158,375,590.77
  6. Step 6: Final answer
    x = 122,525,792.19

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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.