Home / 130,310,810,620.62-195,460,895,747.13-45,340,053,348.30

Finding the Fourth Proportional to 130,310,810,620.62, 195,460,895,747.13 and 45,340,053,348.30

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Solution

The fourth proportional to 130,310,810,620.62, 195,460,895,747.13 and 45,340,053,348.30 is: 68,008,228,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,310,810,620.62 : 195,460,895,747.13 = 45,340,053,348.30 : x
  2. Step 2: Convert to fraction form
    130,310,810,620.62/195,460,895,747.13 = 45,340,053,348.30/x
  3. Step 3: Cross multiply
    130,310,810,620.62x = 195,460,895,747.13 × 45,340,053,348.30
  4. Step 4: Simplify right side
    130,310,810,620.62x = 8,862,207,440,681,379,561,472
  5. Step 5: Solve for x
    x = 8,862,207,440,681,379,561,472/130,310,810,620.62
  6. Step 6: Final answer
    x = 68,008,228,929.54

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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.