Home / 330,790,862.40-495,430,466.40-194,741,966.40

Finding the Fourth Proportional to 330,790,862.40, 495,430,466.40 and 194,741,966.40

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Solution

The fourth proportional to 330,790,862.40, 495,430,466.40 and 194,741,966.40 is: 291,667,981.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,790,862.40 : 495,430,466.40 = 194,741,966.40 : x
  2. Step 2: Convert to fraction form
    330,790,862.40/495,430,466.40 = 194,741,966.40/x
  3. Step 3: Cross multiply
    330,790,862.40x = 495,430,466.40 × 194,741,966.40
  4. Step 4: Simplify right side
    330,790,862.40x = 96,481,103,241,205,120
  5. Step 5: Solve for x
    x = 96,481,103,241,205,120/330,790,862.40
  6. Step 6: Final answer
    x = 291,667,981.82

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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.