Home / 89,029,314.54-122,859,106.90-49,872,492.59

Finding the Fourth Proportional to 89,029,314.54, 122,859,106.90 and 49,872,492.59

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Solution

The fourth proportional to 89,029,314.54, 122,859,106.90 and 49,872,492.59 is: 68,823,285.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,029,314.54 : 122,859,106.90 = 49,872,492.59 : x
  2. Step 2: Convert to fraction form
    89,029,314.54/122,859,106.90 = 49,872,492.59/x
  3. Step 3: Cross multiply
    89,029,314.54x = 122,859,106.90 × 49,872,492.59
  4. Step 4: Simplify right side
    89,029,314.54x = 6,127,289,897,745,291
  5. Step 5: Solve for x
    x = 6,127,289,897,745,291/89,029,314.54
  6. Step 6: Final answer
    x = 68,823,285.11

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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.