Home / 214,515,937.73-321,776,895.95-61,161,994.17

Finding the Fourth Proportional to 214,515,937.73, 321,776,895.95 and 61,161,994.17

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Solution

The fourth proportional to 214,515,937.73, 321,776,895.95 and 61,161,994.17 is: 91,743,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,515,937.73 : 321,776,895.95 = 61,161,994.17 : x
  2. Step 2: Convert to fraction form
    214,515,937.73/321,776,895.95 = 61,161,994.17/x
  3. Step 3: Cross multiply
    214,515,937.73x = 321,776,895.95 × 61,161,994.17
  4. Step 4: Simplify right side
    214,515,937.73x = 19,680,516,634,402,484
  5. Step 5: Solve for x
    x = 19,680,516,634,402,484/214,515,937.73
  6. Step 6: Final answer
    x = 91,743,843.57

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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.