Home / 215,049,169,615.20-322,573,754,422.80-148,874,986,600.80

Finding the Fourth Proportional to 215,049,169,615.20, 322,573,754,422.80 and 148,874,986,600.80

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Solution

The fourth proportional to 215,049,169,615.20, 322,573,754,422.80 and 148,874,986,600.80 is: 223,312,479,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,049,169,615.20 : 322,573,754,422.80 = 148,874,986,600.80 : x
  2. Step 2: Convert to fraction form
    215,049,169,615.20/322,573,754,422.80 = 148,874,986,600.80/x
  3. Step 3: Cross multiply
    215,049,169,615.20x = 322,573,754,422.80 × 148,874,986,600.80
  4. Step 4: Simplify right side
    215,049,169,615.20x = 48,023,163,367,464,091,254,784
  5. Step 5: Solve for x
    x = 48,023,163,367,464,091,254,784/215,049,169,615.20
  6. Step 6: Final answer
    x = 223,312,479,901.20

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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.