Home / 100,711,304,718.32-139,044,322,969.56-64,110,071,823.44

Finding the Fourth Proportional to 100,711,304,718.32, 139,044,322,969.56 and 64,110,071,823.44

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Solution

The fourth proportional to 100,711,304,718.32, 139,044,322,969.56 and 64,110,071,823.44 is: 88,511,826,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,711,304,718.32 : 139,044,322,969.56 = 64,110,071,823.44 : x
  2. Step 2: Convert to fraction form
    100,711,304,718.32/139,044,322,969.56 = 64,110,071,823.44/x
  3. Step 3: Cross multiply
    100,711,304,718.32x = 139,044,322,969.56 × 64,110,071,823.44
  4. Step 4: Simplify right side
    100,711,304,718.32x = 8,914,141,532,220,080,259,072
  5. Step 5: Solve for x
    x = 8,914,141,532,220,080,259,072/100,711,304,718.32
  6. Step 6: Final answer
    x = 88,511,826,523.87

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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.