Home / 208,241,421.49-312,299,243.83-62,636,330.17

Finding the Fourth Proportional to 208,241,421.49, 312,299,243.83 and 62,636,330.17

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Solution

The fourth proportional to 208,241,421.49, 312,299,243.83 and 62,636,330.17 is: 93,935,579.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,241,421.49 : 312,299,243.83 = 62,636,330.17 : x
  2. Step 2: Convert to fraction form
    208,241,421.49/312,299,243.83 = 62,636,330.17/x
  3. Step 3: Cross multiply
    208,241,421.49x = 312,299,243.83 × 62,636,330.17
  4. Step 4: Simplify right side
    208,241,421.49x = 19,561,278,548,377,216
  5. Step 5: Solve for x
    x = 19,561,278,548,377,216/208,241,421.49
  6. Step 6: Final answer
    x = 93,935,579.23

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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.