Home / 68,860,634.40-95,024,610.12-39,470,897.28

Finding the Fourth Proportional to 68,860,634.40, 95,024,610.12 and 39,470,897.28

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Solution

The fourth proportional to 68,860,634.40, 95,024,610.12 and 39,470,897.28 is: 54,468,081.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,860,634.40 : 95,024,610.12 = 39,470,897.28 : x
  2. Step 2: Convert to fraction form
    68,860,634.40/95,024,610.12 = 39,470,897.28/x
  3. Step 3: Cross multiply
    68,860,634.40x = 95,024,610.12 × 39,470,897.28
  4. Step 4: Simplify right side
    68,860,634.40x = 3,750,706,625,118,569
  5. Step 5: Solve for x
    x = 3,750,706,625,118,569/68,860,634.40
  6. Step 6: Final answer
    x = 54,468,081.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.