Home / 645,408,083.30-968,112,124.95-160,733,891.30

Finding the Fourth Proportional to 645,408,083.30, 968,112,124.95 and 160,733,891.30

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Solution

The fourth proportional to 645,408,083.30, 968,112,124.95 and 160,733,891.30 is: 241,100,836.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,408,083.30 : 968,112,124.95 = 160,733,891.30 : x
  2. Step 2: Convert to fraction form
    645,408,083.30/968,112,124.95 = 160,733,891.30/x
  3. Step 3: Cross multiply
    645,408,083.30x = 968,112,124.95 × 160,733,891.30
  4. Step 4: Simplify right side
    645,408,083.30x = 155,608,429,057,925,344
  5. Step 5: Solve for x
    x = 155,608,429,057,925,344/645,408,083.30
  6. Step 6: Final answer
    x = 241,100,836.95

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Double scale
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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.