Home / 86,832,274.80-130,162,703.40-48,512,146.80

Finding the Fourth Proportional to 86,832,274.80, 130,162,703.40 and 48,512,146.80

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Solution

The fourth proportional to 86,832,274.80, 130,162,703.40 and 48,512,146.80 is: 72,720,335.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,832,274.80 : 130,162,703.40 = 48,512,146.80 : x
  2. Step 2: Convert to fraction form
    86,832,274.80/130,162,703.40 = 48,512,146.80/x
  3. Step 3: Cross multiply
    86,832,274.80x = 130,162,703.40 × 48,512,146.80
  4. Step 4: Simplify right side
    86,832,274.80x = 6,314,472,175,225,659
  5. Step 5: Solve for x
    x = 6,314,472,175,225,659/86,832,274.80
  6. Step 6: Final answer
    x = 72,720,335.73

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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.