Home / 332,211,632.80-498,404,540.40-127,746,378.40

Finding the Fourth Proportional to 332,211,632.80, 498,404,540.40 and 127,746,378.40

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Solution

The fourth proportional to 332,211,632.80, 498,404,540.40 and 127,746,378.40 is: 191,653,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,211,632.80 : 498,404,540.40 = 127,746,378.40 : x
  2. Step 2: Convert to fraction form
    332,211,632.80/498,404,540.40 = 127,746,378.40/x
  3. Step 3: Cross multiply
    332,211,632.80x = 498,404,540.40 × 127,746,378.40
  4. Step 4: Simplify right side
    332,211,632.80x = 63,669,375,014,216,488
  5. Step 5: Solve for x
    x = 63,669,375,014,216,488/332,211,632.80
  6. Step 6: Final answer
    x = 191,653,057.05

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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.