Home / 382,682,092.80-574,023,139.20-268,020,307.20

Finding the Fourth Proportional to 382,682,092.80, 574,023,139.20 and 268,020,307.20

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Solution

The fourth proportional to 382,682,092.80, 574,023,139.20 and 268,020,307.20 is: 402,030,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,682,092.80 : 574,023,139.20 = 268,020,307.20 : x
  2. Step 2: Convert to fraction form
    382,682,092.80/574,023,139.20 = 268,020,307.20/x
  3. Step 3: Cross multiply
    382,682,092.80x = 574,023,139.20 × 268,020,307.20
  4. Step 4: Simplify right side
    382,682,092.80x = 153,849,858,108,292,384
  5. Step 5: Solve for x
    x = 153,849,858,108,292,384/382,682,092.80
  6. Step 6: Final answer
    x = 402,030,460.80

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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.