Home / 148,146,107.90-222,357,042.47-75,417,335.42

Finding the Fourth Proportional to 148,146,107.90, 222,357,042.47 and 75,417,335.42

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Solution

The fourth proportional to 148,146,107.90, 222,357,042.47 and 75,417,335.42 is: 113,196,194.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,146,107.90 : 222,357,042.47 = 75,417,335.42 : x
  2. Step 2: Convert to fraction form
    148,146,107.90/222,357,042.47 = 75,417,335.42/x
  3. Step 3: Cross multiply
    148,146,107.90x = 222,357,042.47 × 75,417,335.42
  4. Step 4: Simplify right side
    148,146,107.90x = 16,769,575,654,035,934
  5. Step 5: Solve for x
    x = 16,769,575,654,035,934/148,146,107.90
  6. Step 6: Final answer
    x = 113,196,194.57

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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.