Home / 112,194,194.40-168,241,525.20-51,578,719.20

Finding the Fourth Proportional to 112,194,194.40, 168,241,525.20 and 51,578,719.20

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Solution

The fourth proportional to 112,194,194.40, 168,241,525.20 and 51,578,719.20 is: 77,345,199.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,194,194.40 : 168,241,525.20 = 51,578,719.20 : x
  2. Step 2: Convert to fraction form
    112,194,194.40/168,241,525.20 = 51,578,719.20/x
  3. Step 3: Cross multiply
    112,194,194.40x = 168,241,525.20 × 51,578,719.20
  4. Step 4: Simplify right side
    112,194,194.40x = 8,677,682,386,070,524
  5. Step 5: Solve for x
    x = 8,677,682,386,070,524/112,194,194.40
  6. Step 6: Final answer
    x = 77,345,199.83

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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.