Home / 39,233,378,609.66-58,802,257,448.75-20,336,248,113.95

Finding the Fourth Proportional to 39,233,378,609.66, 58,802,257,448.75 and 20,336,248,113.95

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Solution

The fourth proportional to 39,233,378,609.66, 58,802,257,448.75 and 20,336,248,113.95 is: 30,479,590,071.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,233,378,609.66 : 58,802,257,448.75 = 20,336,248,113.95 : x
  2. Step 2: Convert to fraction form
    39,233,378,609.66/58,802,257,448.75 = 20,336,248,113.95/x
  3. Step 3: Cross multiply
    39,233,378,609.66x = 58,802,257,448.75 × 20,336,248,113.95
  4. Step 4: Simplify right side
    39,233,378,609.66x = 1,195,817,297,138,282,397,696
  5. Step 5: Solve for x
    x = 1,195,817,297,138,282,397,696/39,233,378,609.66
  6. Step 6: Final answer
    x = 30,479,590,071.39

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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.