Home / 156,168,812.43-234,279,554.99-52,513,377.71

Finding the Fourth Proportional to 156,168,812.43, 234,279,554.99 and 52,513,377.71

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Solution

The fourth proportional to 156,168,812.43, 234,279,554.99 and 52,513,377.71 is: 78,778,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,168,812.43 : 234,279,554.99 = 52,513,377.71 : x
  2. Step 2: Convert to fraction form
    156,168,812.43/234,279,554.99 = 52,513,377.71/x
  3. Step 3: Cross multiply
    156,168,812.43x = 234,279,554.99 × 52,513,377.71
  4. Step 4: Simplify right side
    156,168,812.43x = 12,302,810,759,486,620
  5. Step 5: Solve for x
    x = 12,302,810,759,486,620/156,168,812.43
  6. Step 6: Final answer
    x = 78,778,922.42

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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.