Home / 132,134,448.30-198,201,672.45-98,122,224.30

Finding the Fourth Proportional to 132,134,448.30, 198,201,672.45 and 98,122,224.30

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Solution

The fourth proportional to 132,134,448.30, 198,201,672.45 and 98,122,224.30 is: 147,183,336.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,134,448.30 : 198,201,672.45 = 98,122,224.30 : x
  2. Step 2: Convert to fraction form
    132,134,448.30/198,201,672.45 = 98,122,224.30/x
  3. Step 3: Cross multiply
    132,134,448.30x = 198,201,672.45 × 98,122,224.30
  4. Step 4: Simplify right side
    132,134,448.30x = 19,447,988,960,774,028
  5. Step 5: Solve for x
    x = 19,447,988,960,774,028/132,134,448.30
  6. Step 6: Final answer
    x = 147,183,336.45

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Double scale
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1.5x scale

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.