Home / 198,624,156.80-297,979,118.52-60,460,567.88

Finding the Fourth Proportional to 198,624,156.80, 297,979,118.52 and 60,460,567.88

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Solution

The fourth proportional to 198,624,156.80, 297,979,118.52 and 60,460,567.88 is: 90,703,905.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,624,156.80 : 297,979,118.52 = 60,460,567.88 : x
  2. Step 2: Convert to fraction form
    198,624,156.80/297,979,118.52 = 60,460,567.88/x
  3. Step 3: Cross multiply
    198,624,156.80x = 297,979,118.52 × 60,460,567.88
  4. Step 4: Simplify right side
    198,624,156.80x = 18,015,986,722,101,024
  5. Step 5: Solve for x
    x = 18,015,986,722,101,024/198,624,156.80
  6. Step 6: Final answer
    x = 90,703,905.37

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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.