Home / 12,344,457,691.92-17,035,819,877.86-6,919,093,579.36

Finding the Fourth Proportional to 12,344,457,691.92, 17,035,819,877.86 and 6,919,093,579.36

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Solution

The fourth proportional to 12,344,457,691.92, 17,035,819,877.86 and 6,919,093,579.36 is: 9,548,611,601.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344,457,691.92 : 17,035,819,877.86 = 6,919,093,579.36 : x
  2. Step 2: Convert to fraction form
    12,344,457,691.92/17,035,819,877.86 = 6,919,093,579.36/x
  3. Step 3: Cross multiply
    12,344,457,691.92x = 17,035,819,877.86 × 6,919,093,579.36
  4. Step 4: Simplify right side
    12,344,457,691.92x = 117,872,431,936,034,586,624
  5. Step 5: Solve for x
    x = 117,872,431,936,034,586,624/12,344,457,691.92
  6. Step 6: Final answer
    x = 9,548,611,601.88

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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.