Home / 168,000,712.20-251,802,002.70-70,956,232.20

Finding the Fourth Proportional to 168,000,712.20, 251,802,002.70 and 70,956,232.20

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Solution

The fourth proportional to 168,000,712.20, 251,802,002.70 and 70,956,232.20 is: 106,350,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,000,712.20 : 251,802,002.70 = 70,956,232.20 : x
  2. Step 2: Convert to fraction form
    168,000,712.20/251,802,002.70 = 70,956,232.20/x
  3. Step 3: Cross multiply
    168,000,712.20x = 251,802,002.70 × 70,956,232.20
  4. Step 4: Simplify right side
    168,000,712.20x = 17,866,921,372,006,226
  5. Step 5: Solve for x
    x = 17,866,921,372,006,226/168,000,712.20
  6. Step 6: Final answer
    x = 106,350,271.60

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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.