Home / 325,344,572.70-488,016,859.05-109,930,710.30

Finding the Fourth Proportional to 325,344,572.70, 488,016,859.05 and 109,930,710.30

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Solution

The fourth proportional to 325,344,572.70, 488,016,859.05 and 109,930,710.30 is: 164,896,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,344,572.70 : 488,016,859.05 = 109,930,710.30 : x
  2. Step 2: Convert to fraction form
    325,344,572.70/488,016,859.05 = 109,930,710.30/x
  3. Step 3: Cross multiply
    325,344,572.70x = 488,016,859.05 × 109,930,710.30
  4. Step 4: Simplify right side
    325,344,572.70x = 53,648,039,953,741,480
  5. Step 5: Solve for x
    x = 53,648,039,953,741,480/325,344,572.70
  6. Step 6: Final answer
    x = 164,896,065.45

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Double scale
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Similar ratio
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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.