Home / 272,367,039,164.35-408,552,085,937.20-90,849,373,607.58

Finding the Fourth Proportional to 272,367,039,164.35, 408,552,085,937.20 and 90,849,373,607.58

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Solution

The fourth proportional to 272,367,039,164.35, 408,552,085,937.20 and 90,849,373,607.58 is: 136,274,569,813.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,367,039,164.35 : 408,552,085,937.20 = 90,849,373,607.58 : x
  2. Step 2: Convert to fraction form
    272,367,039,164.35/408,552,085,937.20 = 90,849,373,607.58/x
  3. Step 3: Cross multiply
    272,367,039,164.35x = 408,552,085,937.20 × 90,849,373,607.58
  4. Step 4: Simplify right side
    272,367,039,164.35x = 37,116,701,093,462,770,974,720
  5. Step 5: Solve for x
    x = 37,116,701,093,462,770,974,720/272,367,039,164.35
  6. Step 6: Final answer
    x = 136,274,569,813.37

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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.