Home / 297,793,006.80-446,689,510.20-221,265,502.80

Finding the Fourth Proportional to 297,793,006.80, 446,689,510.20 and 221,265,502.80

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Solution

The fourth proportional to 297,793,006.80, 446,689,510.20 and 221,265,502.80 is: 331,898,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,793,006.80 : 446,689,510.20 = 221,265,502.80 : x
  2. Step 2: Convert to fraction form
    297,793,006.80/446,689,510.20 = 221,265,502.80/x
  3. Step 3: Cross multiply
    297,793,006.80x = 446,689,510.20 × 221,265,502.80
  4. Step 4: Simplify right side
    297,793,006.80x = 98,836,979,069,888,736
  5. Step 5: Solve for x
    x = 98,836,979,069,888,736/297,793,006.80
  6. Step 6: Final answer
    x = 331,898,254.20

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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.