Home / 199,300,622.90-298,950,934.35-177,777,262.40

Finding the Fourth Proportional to 199,300,622.90, 298,950,934.35 and 177,777,262.40

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Solution

The fourth proportional to 199,300,622.90, 298,950,934.35 and 177,777,262.40 is: 266,665,893.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,300,622.90 : 298,950,934.35 = 177,777,262.40 : x
  2. Step 2: Convert to fraction form
    199,300,622.90/298,950,934.35 = 177,777,262.40/x
  3. Step 3: Cross multiply
    199,300,622.90x = 298,950,934.35 × 177,777,262.40
  4. Step 4: Simplify right side
    199,300,622.90x = 53,146,678,700,665,128
  5. Step 5: Solve for x
    x = 53,146,678,700,665,128/199,300,622.90
  6. Step 6: Final answer
    x = 266,665,893.60

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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.