Home / 294,066,017.28-441,146,940.48-86,825,376.96

Finding the Fourth Proportional to 294,066,017.28, 441,146,940.48 and 86,825,376.96

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Solution

The fourth proportional to 294,066,017.28, 441,146,940.48 and 86,825,376.96 is: 130,252,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,066,017.28 : 441,146,940.48 = 86,825,376.96 : x
  2. Step 2: Convert to fraction form
    294,066,017.28/441,146,940.48 = 86,825,376.96/x
  3. Step 3: Cross multiply
    294,066,017.28x = 441,146,940.48 × 86,825,376.96
  4. Step 4: Simplify right side
    294,066,017.28x = 38,302,749,401,926,680
  5. Step 5: Solve for x
    x = 38,302,749,401,926,680/294,066,017.28
  6. Step 6: Final answer
    x = 130,252,212.60

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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.