Home / 144,436,491,676.83-216,466,267,283.98-80,691,262,700.76

Finding the Fourth Proportional to 144,436,491,676.83, 216,466,267,283.98 and 80,691,262,700.76

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Solution

The fourth proportional to 144,436,491,676.83, 216,466,267,283.98 and 80,691,262,700.76 is: 120,931,602,785.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,436,491,676.83 : 216,466,267,283.98 = 80,691,262,700.76 : x
  2. Step 2: Convert to fraction form
    144,436,491,676.83/216,466,267,283.98 = 80,691,262,700.76/x
  3. Step 3: Cross multiply
    144,436,491,676.83x = 216,466,267,283.98 × 80,691,262,700.76
  4. Step 4: Simplify right side
    144,436,491,676.83x = 17,466,936,439,264,560,283,648
  5. Step 5: Solve for x
    x = 17,466,936,439,264,560,283,648/144,436,491,676.83
  6. Step 6: Final answer
    x = 120,931,602,785.99

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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.