Home / 354,825,867.60-532,238,801.40-163,722,891.60

Finding the Fourth Proportional to 354,825,867.60, 532,238,801.40 and 163,722,891.60

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Solution

The fourth proportional to 354,825,867.60, 532,238,801.40 and 163,722,891.60 is: 245,584,337.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,825,867.60 : 532,238,801.40 = 163,722,891.60 : x
  2. Step 2: Convert to fraction form
    354,825,867.60/532,238,801.40 = 163,722,891.60/x
  3. Step 3: Cross multiply
    354,825,867.60x = 532,238,801.40 × 163,722,891.60
  4. Step 4: Simplify right side
    354,825,867.60x = 87,139,675,586,926,128
  5. Step 5: Solve for x
    x = 87,139,675,586,926,128/354,825,867.60
  6. Step 6: Final answer
    x = 245,584,337.40

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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.