Home / 119,760,243.80-165,271,288.92-70,236,336.92

Finding the Fourth Proportional to 119,760,243.80, 165,271,288.92 and 70,236,336.92

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Solution

The fourth proportional to 119,760,243.80, 165,271,288.92 and 70,236,336.92 is: 96,927,407.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,760,243.80 : 165,271,288.92 = 70,236,336.92 : x
  2. Step 2: Convert to fraction form
    119,760,243.80/165,271,288.92 = 70,236,336.92/x
  3. Step 3: Cross multiply
    119,760,243.80x = 165,271,288.92 × 70,236,336.92
  4. Step 4: Simplify right side
    119,760,243.80x = 11,608,049,931,787,782
  5. Step 5: Solve for x
    x = 11,608,049,931,787,782/119,760,243.80
  6. Step 6: Final answer
    x = 96,927,407.32

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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.