Home / 199,300,655.40-298,950,983.10-177,777,294.90

Finding the Fourth Proportional to 199,300,655.40, 298,950,983.10 and 177,777,294.90

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Solution

The fourth proportional to 199,300,655.40, 298,950,983.10 and 177,777,294.90 is: 266,665,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,300,655.40 : 298,950,983.10 = 177,777,294.90 : x
  2. Step 2: Convert to fraction form
    199,300,655.40/298,950,983.10 = 177,777,294.90/x
  3. Step 3: Cross multiply
    199,300,655.40x = 298,950,983.10 × 177,777,294.90
  4. Step 4: Simplify right side
    199,300,655.40x = 53,146,697,083,213,624
  5. Step 5: Solve for x
    x = 53,146,697,083,213,624/199,300,655.40
  6. Step 6: Final answer
    x = 266,665,942.35

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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.