Home / 294,066,019.62-441,146,943.90-86,825,379.33

Finding the Fourth Proportional to 294,066,019.62, 441,146,943.90 and 86,825,379.33

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Solution

The fourth proportional to 294,066,019.62, 441,146,943.90 and 86,825,379.33 is: 130,252,216.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,066,019.62 : 441,146,943.90 = 86,825,379.33 : x
  2. Step 2: Convert to fraction form
    294,066,019.62/441,146,943.90 = 86,825,379.33/x
  3. Step 3: Cross multiply
    294,066,019.62x = 441,146,943.90 × 86,825,379.33
  4. Step 4: Simplify right side
    294,066,019.62x = 38,302,750,744,387,728
  5. Step 5: Solve for x
    x = 38,302,750,744,387,728/294,066,019.62
  6. Step 6: Final answer
    x = 130,252,216.13

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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.