Home / 70,270,158.90-105,251,725.53-29,205,093.18

Finding the Fourth Proportional to 70,270,158.90, 105,251,725.53 and 29,205,093.18

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Solution

The fourth proportional to 70,270,158.90, 105,251,725.53 and 29,205,093.18 is: 43,743,838.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,270,158.90 : 105,251,725.53 = 29,205,093.18 : x
  2. Step 2: Convert to fraction form
    70,270,158.90/105,251,725.53 = 29,205,093.18/x
  3. Step 3: Cross multiply
    70,270,158.90x = 105,251,725.53 × 29,205,093.18
  4. Step 4: Simplify right side
    70,270,158.90x = 3,073,886,451,459,435
  5. Step 5: Solve for x
    x = 3,073,886,451,459,435/70,270,158.90
  6. Step 6: Final answer
    x = 43,743,838.06

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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.