Home / 89,861,329,778.14-124,012,533,213.58-49,763,309,166.65

Finding the Fourth Proportional to 89,861,329,778.14, 124,012,533,213.58 and 49,763,309,166.65

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Solution

The fourth proportional to 89,861,329,778.14, 124,012,533,213.58 and 49,763,309,166.65 is: 68,675,525,346.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,861,329,778.14 : 124,012,533,213.58 = 49,763,309,166.65 : x
  2. Step 2: Convert to fraction form
    89,861,329,778.14/124,012,533,213.58 = 49,763,309,166.65/x
  3. Step 3: Cross multiply
    89,861,329,778.14x = 124,012,533,213.58 × 49,763,309,166.65
  4. Step 4: Simplify right side
    89,861,329,778.14x = 6,171,274,030,846,212,833,280
  5. Step 5: Solve for x
    x = 6,171,274,030,846,212,833,280/89,861,329,778.14
  6. Step 6: Final answer
    x = 68,675,525,346.47

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Double scale
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1.5x scale

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.