Home / 119,925,103.20-179,368,347.54-70,623,435.82

Finding the Fourth Proportional to 119,925,103.20, 179,368,347.54 and 70,623,435.82

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Solution

The fourth proportional to 119,925,103.20, 179,368,347.54 and 70,623,435.82 is: 105,629,335.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,925,103.20 : 179,368,347.54 = 70,623,435.82 : x
  2. Step 2: Convert to fraction form
    119,925,103.20/179,368,347.54 = 70,623,435.82/x
  3. Step 3: Cross multiply
    119,925,103.20x = 179,368,347.54 × 70,623,435.82
  4. Step 4: Simplify right side
    119,925,103.20x = 12,667,608,979,733,802
  5. Step 5: Solve for x
    x = 12,667,608,979,733,802/119,925,103.20
  6. Step 6: Final answer
    x = 105,629,335.66

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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.