Home / 542,960,159.20-814,335,126-210,966,599.68

Finding the Fourth Proportional to 542,960,159.20, 814,335,126 and 210,966,599.68

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Solution

The fourth proportional to 542,960,159.20, 814,335,126 and 210,966,599.68 is: 316,409,058.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,960,159.20 : 814,335,126 = 210,966,599.68 : x
  2. Step 2: Convert to fraction form
    542,960,159.20/814,335,126 = 210,966,599.68/x
  3. Step 3: Cross multiply
    542,960,159.20x = 814,335,126 × 210,966,599.68
  4. Step 4: Simplify right side
    542,960,159.20x = 171,797,512,532,204,352
  5. Step 5: Solve for x
    x = 171,797,512,532,204,352/542,960,159.20
  6. Step 6: Final answer
    x = 316,409,058.05

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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.