Home / 37,910,248,509.79-52,317,787,462.75-20,993,896,064.31

Finding the Fourth Proportional to 37,910,248,509.79, 52,317,787,462.75 and 20,993,896,064.31

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Solution

The fourth proportional to 37,910,248,509.79, 52,317,787,462.75 and 20,993,896,064.31 is: 28,972,487,268.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,910,248,509.79 : 52,317,787,462.75 = 20,993,896,064.31 : x
  2. Step 2: Convert to fraction form
    37,910,248,509.79/52,317,787,462.75 = 20,993,896,064.31/x
  3. Step 3: Cross multiply
    37,910,248,509.79x = 52,317,787,462.75 × 20,993,896,064.31
  4. Step 4: Simplify right side
    37,910,248,509.79x = 1,098,354,192,307,718,324,224
  5. Step 5: Solve for x
    x = 1,098,354,192,307,718,324,224/37,910,248,509.79
  6. Step 6: Final answer
    x = 28,972,487,268.82

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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.