Home / 199,300,001.40-298,950,002.10-194,821,025.40

Finding the Fourth Proportional to 199,300,001.40, 298,950,002.10 and 194,821,025.40

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Solution

The fourth proportional to 199,300,001.40, 298,950,002.10 and 194,821,025.40 is: 292,231,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,300,001.40 : 298,950,002.10 = 194,821,025.40 : x
  2. Step 2: Convert to fraction form
    199,300,001.40/298,950,002.10 = 194,821,025.40/x
  3. Step 3: Cross multiply
    199,300,001.40x = 298,950,002.10 × 194,821,025.40
  4. Step 4: Simplify right side
    199,300,001.40x = 58,241,745,952,454,160
  5. Step 5: Solve for x
    x = 58,241,745,952,454,160/199,300,001.40
  6. Step 6: Final answer
    x = 292,231,538.10

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1.5x scale

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.