Home / 304,988,742.28-457,372,363.47-166,916,390.14

Finding the Fourth Proportional to 304,988,742.28, 457,372,363.47 and 166,916,390.14

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Solution

The fourth proportional to 304,988,742.28, 457,372,363.47 and 166,916,390.14 is: 250,313,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,988,742.28 : 457,372,363.47 = 166,916,390.14 : x
  2. Step 2: Convert to fraction form
    304,988,742.28/457,372,363.47 = 166,916,390.14/x
  3. Step 3: Cross multiply
    304,988,742.28x = 457,372,363.47 × 166,916,390.14
  4. Step 4: Simplify right side
    304,988,742.28x = 76,342,943,860,212,400
  5. Step 5: Solve for x
    x = 76,342,943,860,212,400/304,988,742.28
  6. Step 6: Final answer
    x = 250,313,973.20

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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.