Home / 151,320,003.60-226,980,005.40-90,804,061.20

Finding the Fourth Proportional to 151,320,003.60, 226,980,005.40 and 90,804,061.20

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Solution

The fourth proportional to 151,320,003.60, 226,980,005.40 and 90,804,061.20 is: 136,206,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,320,003.60 : 226,980,005.40 = 90,804,061.20 : x
  2. Step 2: Convert to fraction form
    151,320,003.60/226,980,005.40 = 90,804,061.20/x
  3. Step 3: Cross multiply
    151,320,003.60x = 226,980,005.40 × 90,804,061.20
  4. Step 4: Simplify right side
    151,320,003.60x = 20,610,706,301,517,932
  5. Step 5: Solve for x
    x = 20,610,706,301,517,932/151,320,003.60
  6. Step 6: Final answer
    x = 136,206,091.80

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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.