Home / 100,711,304,704.32-139,044,322,950.24-64,110,071,809.44

Finding the Fourth Proportional to 100,711,304,704.32, 139,044,322,950.24 and 64,110,071,809.44

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Solution

The fourth proportional to 100,711,304,704.32, 139,044,322,950.24 and 64,110,071,809.44 is: 88,511,826,504.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,711,304,704.32 : 139,044,322,950.24 = 64,110,071,809.44 : x
  2. Step 2: Convert to fraction form
    100,711,304,704.32/139,044,322,950.24 = 64,110,071,809.44/x
  3. Step 3: Cross multiply
    100,711,304,704.32x = 139,044,322,950.24 × 64,110,071,809.44
  4. Step 4: Simplify right side
    100,711,304,704.32x = 8,914,141,529,034,852,401,152
  5. Step 5: Solve for x
    x = 8,914,141,529,034,852,401,152/100,711,304,704.32
  6. Step 6: Final answer
    x = 88,511,826,504.54

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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.