Home / 37,910,248,518.33-52,317,787,474.56-20,993,896,072.88

Finding the Fourth Proportional to 37,910,248,518.33, 52,317,787,474.56 and 20,993,896,072.88

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Solution

The fourth proportional to 37,910,248,518.33, 52,317,787,474.56 and 20,993,896,072.88 is: 28,972,487,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,910,248,518.33 : 52,317,787,474.56 = 20,993,896,072.88 : x
  2. Step 2: Convert to fraction form
    37,910,248,518.33/52,317,787,474.56 = 20,993,896,072.88/x
  3. Step 3: Cross multiply
    37,910,248,518.33x = 52,317,787,474.56 × 20,993,896,072.88
  4. Step 4: Simplify right side
    37,910,248,518.33x = 1,098,354,193,003,673,944,064
  5. Step 5: Solve for x
    x = 1,098,354,193,003,673,944,064/37,910,248,518.33
  6. Step 6: Final answer
    x = 28,972,487,280.65

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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.