Home / 100,958,458.14-139,332,508.43-59,718,636.54

Finding the Fourth Proportional to 100,958,458.14, 139,332,508.43 and 59,718,636.54

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Solution

The fourth proportional to 100,958,458.14, 139,332,508.43 and 59,718,636.54 is: 82,417,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,958,458.14 : 139,332,508.43 = 59,718,636.54 : x
  2. Step 2: Convert to fraction form
    100,958,458.14/139,332,508.43 = 59,718,636.54/x
  3. Step 3: Cross multiply
    100,958,458.14x = 139,332,508.43 × 59,718,636.54
  4. Step 4: Simplify right side
    100,958,458.14x = 8,320,747,428,839,063
  5. Step 5: Solve for x
    x = 8,320,747,428,839,063/100,958,458.14
  6. Step 6: Final answer
    x = 82,417,536.70

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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.