Home / 258,747,623.40-357,103,032.12-147,265,570.56

Finding the Fourth Proportional to 258,747,623.40, 357,103,032.12 and 147,265,570.56

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Solution

The fourth proportional to 258,747,623.40, 357,103,032.12 and 147,265,570.56 is: 203,244,308.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,747,623.40 : 357,103,032.12 = 147,265,570.56 : x
  2. Step 2: Convert to fraction form
    258,747,623.40/357,103,032.12 = 147,265,570.56/x
  3. Step 3: Cross multiply
    258,747,623.40x = 357,103,032.12 × 147,265,570.56
  4. Step 4: Simplify right side
    258,747,623.40x = 52,588,981,773,857,808
  5. Step 5: Solve for x
    x = 52,588,981,773,857,808/258,747,623.40
  6. Step 6: Final answer
    x = 203,244,308.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.