Home / 199,295,816.80-298,943,725.20-62,981,200.30

Finding the Fourth Proportional to 199,295,816.80, 298,943,725.20 and 62,981,200.30

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Solution

The fourth proportional to 199,295,816.80, 298,943,725.20 and 62,981,200.30 is: 94,471,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,295,816.80 : 298,943,725.20 = 62,981,200.30 : x
  2. Step 2: Convert to fraction form
    199,295,816.80/298,943,725.20 = 62,981,200.30/x
  3. Step 3: Cross multiply
    199,295,816.80x = 298,943,725.20 × 62,981,200.30
  4. Step 4: Simplify right side
    199,295,816.80x = 18,827,834,635,249,356
  5. Step 5: Solve for x
    x = 18,827,834,635,249,356/199,295,816.80
  6. Step 6: Final answer
    x = 94,471,800.45

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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.