Home / 219,224,720.06-328,738,795.91-130,635,071.90

Finding the Fourth Proportional to 219,224,720.06, 328,738,795.91 and 130,635,071.90

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Solution

The fourth proportional to 219,224,720.06, 328,738,795.91 and 130,635,071.90 is: 195,894,040.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,224,720.06 : 328,738,795.91 = 130,635,071.90 : x
  2. Step 2: Convert to fraction form
    219,224,720.06/328,738,795.91 = 130,635,071.90/x
  3. Step 3: Cross multiply
    219,224,720.06x = 328,738,795.91 × 130,635,071.90
  4. Step 4: Simplify right side
    219,224,720.06x = 42,944,816,240,680,832
  5. Step 5: Solve for x
    x = 42,944,816,240,680,832/219,224,720.06
  6. Step 6: Final answer
    x = 195,894,040.73

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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.