Home / 68,259,114.90-102,176,095.95-39,419,583.30

Finding the Fourth Proportional to 68,259,114.90, 102,176,095.95 and 39,419,583.30

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Solution

The fourth proportional to 68,259,114.90, 102,176,095.95 and 39,419,583.30 is: 59,006,612.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,259,114.90 : 102,176,095.95 = 39,419,583.30 : x
  2. Step 2: Convert to fraction form
    68,259,114.90/102,176,095.95 = 39,419,583.30/x
  3. Step 3: Cross multiply
    68,259,114.90x = 102,176,095.95 × 39,419,583.30
  4. Step 4: Simplify right side
    68,259,114.90x = 4,027,739,125,569,817.50
  5. Step 5: Solve for x
    x = 4,027,739,125,569,817.50/68,259,114.90
  6. Step 6: Final answer
    x = 59,006,612.25

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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.