Home / 214,515,938.24-321,776,896.71-61,161,994.67

Finding the Fourth Proportional to 214,515,938.24, 321,776,896.71 and 61,161,994.67

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Solution

The fourth proportional to 214,515,938.24, 321,776,896.71 and 61,161,994.67 is: 91,743,844.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,515,938.24 : 321,776,896.71 = 61,161,994.67 : x
  2. Step 2: Convert to fraction form
    214,515,938.24/321,776,896.71 = 61,161,994.67/x
  3. Step 3: Cross multiply
    214,515,938.24x = 321,776,896.71 × 61,161,994.67
  4. Step 4: Simplify right side
    214,515,938.24x = 19,680,516,841,200,352
  5. Step 5: Solve for x
    x = 19,680,516,841,200,352/214,515,938.24
  6. Step 6: Final answer
    x = 91,743,844.32

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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.