Home / 626,849,335.20-940,274,002.80-454,856,656.80

Finding the Fourth Proportional to 626,849,335.20, 940,274,002.80 and 454,856,656.80

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Solution

The fourth proportional to 626,849,335.20, 940,274,002.80 and 454,856,656.80 is: 682,284,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,849,335.20 : 940,274,002.80 = 454,856,656.80 : x
  2. Step 2: Convert to fraction form
    626,849,335.20/940,274,002.80 = 454,856,656.80/x
  3. Step 3: Cross multiply
    626,849,335.20x = 940,274,002.80 × 454,856,656.80
  4. Step 4: Simplify right side
    626,849,335.20x = 427,689,889,389,561,856
  5. Step 5: Solve for x
    x = 427,689,889,389,561,856/626,849,335.20
  6. Step 6: Final answer
    x = 682,284,985.20

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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.