Home / 138,965,496.11-208,449,740.88-41,922,044.45

Finding the Fourth Proportional to 138,965,496.11, 208,449,740.88 and 41,922,044.45

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Solution

The fourth proportional to 138,965,496.11, 208,449,740.88 and 41,922,044.45 is: 62,883,518.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,965,496.11 : 208,449,740.88 = 41,922,044.45 : x
  2. Step 2: Convert to fraction form
    138,965,496.11/208,449,740.88 = 41,922,044.45/x
  3. Step 3: Cross multiply
    138,965,496.11x = 208,449,740.88 × 41,922,044.45
  4. Step 4: Simplify right side
    138,965,496.11x = 8,738,639,302,762,343
  5. Step 5: Solve for x
    x = 8,738,639,302,762,343/138,965,496.11
  6. Step 6: Final answer
    x = 62,883,518.19

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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.