Home / 141,449,108,342.12-195,198,776,508.38-77,219,832,648.11

Finding the Fourth Proportional to 141,449,108,342.12, 195,198,776,508.38 and 77,219,832,648.11

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Solution

The fourth proportional to 141,449,108,342.12, 195,198,776,508.38 and 77,219,832,648.11 is: 106,562,826,954.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,449,108,342.12 : 195,198,776,508.38 = 77,219,832,648.11 : x
  2. Step 2: Convert to fraction form
    141,449,108,342.12/195,198,776,508.38 = 77,219,832,648.11/x
  3. Step 3: Cross multiply
    141,449,108,342.12x = 195,198,776,508.38 × 77,219,832,648.11
  4. Step 4: Simplify right side
    141,449,108,342.12x = 15,073,216,855,093,710,684,160
  5. Step 5: Solve for x
    x = 15,073,216,855,093,710,684,160/141,449,108,342.12
  6. Step 6: Final answer
    x = 106,562,826,954.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.