Home / 218,685,869.82-328,262,234.56-94,249,908.97

Finding the Fourth Proportional to 218,685,869.82, 328,262,234.56 and 94,249,908.97

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Solution

The fourth proportional to 218,685,869.82, 328,262,234.56 and 94,249,908.97 is: 141,475,467.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,685,869.82 : 328,262,234.56 = 94,249,908.97 : x
  2. Step 2: Convert to fraction form
    218,685,869.82/328,262,234.56 = 94,249,908.97/x
  3. Step 3: Cross multiply
    218,685,869.82x = 328,262,234.56 × 94,249,908.97
  4. Step 4: Simplify right side
    218,685,869.82x = 30,938,685,724,512,508
  5. Step 5: Solve for x
    x = 30,938,685,724,512,508/218,685,869.82
  6. Step 6: Final answer
    x = 141,475,467.76

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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.