Home / 204,449,299,818.80-306,680,197,385.09-70,141,905,955.11

Finding the Fourth Proportional to 204,449,299,818.80, 306,680,197,385.09 and 70,141,905,955.11

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Solution

The fourth proportional to 204,449,299,818.80, 306,680,197,385.09 and 70,141,905,955.11 is: 105,215,002,361.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,449,299,818.80 : 306,680,197,385.09 = 70,141,905,955.11 : x
  2. Step 2: Convert to fraction form
    204,449,299,818.80/306,680,197,385.09 = 70,141,905,955.11/x
  3. Step 3: Cross multiply
    204,449,299,818.80x = 306,680,197,385.09 × 70,141,905,955.11
  4. Step 4: Simplify right side
    204,449,299,818.80x = 21,511,133,563,279,556,739,072
  5. Step 5: Solve for x
    x = 21,511,133,563,279,556,739,072/204,449,299,818.80
  6. Step 6: Final answer
    x = 105,215,002,361.68

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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.