Home / 144,436,491,788.15-216,466,267,450.62-80,691,262,812.18

Finding the Fourth Proportional to 144,436,491,788.15, 216,466,267,450.62 and 80,691,262,812.18

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Solution

The fourth proportional to 144,436,491,788.15, 216,466,267,450.62 and 80,691,262,812.18 is: 120,931,602,952.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,436,491,788.15 : 216,466,267,450.62 = 80,691,262,812.18 : x
  2. Step 2: Convert to fraction form
    144,436,491,788.15/216,466,267,450.62 = 80,691,262,812.18/x
  3. Step 3: Cross multiply
    144,436,491,788.15x = 216,466,267,450.62 × 80,691,262,812.18
  4. Step 4: Simplify right side
    144,436,491,788.15x = 17,466,936,476,829,621,420,032
  5. Step 5: Solve for x
    x = 17,466,936,476,829,621,420,032/144,436,491,788.15
  6. Step 6: Final answer
    x = 120,931,602,952.87

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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.