Home / 165,589,808.80-248,832,610.80-145,882,314.40

Finding the Fourth Proportional to 165,589,808.80, 248,832,610.80 and 145,882,314.40

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Solution

The fourth proportional to 165,589,808.80, 248,832,610.80 and 145,882,314.40 is: 219,218,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,589,808.80 : 248,832,610.80 = 145,882,314.40 : x
  2. Step 2: Convert to fraction form
    165,589,808.80/248,832,610.80 = 145,882,314.40/x
  3. Step 3: Cross multiply
    165,589,808.80x = 248,832,610.80 × 145,882,314.40
  4. Step 4: Simplify right side
    165,589,808.80x = 36,300,277,161,698,440
  5. Step 5: Solve for x
    x = 36,300,277,161,698,440/165,589,808.80
  6. Step 6: Final answer
    x = 219,218,063.15

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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.