Home / 794,541,739.40-1,191,812,609.10-220,113,067.40

Finding the Fourth Proportional to 794,541,739.40, 1,191,812,609.10 and 220,113,067.40

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Solution

The fourth proportional to 794,541,739.40, 1,191,812,609.10 and 220,113,067.40 is: 330,169,601.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,541,739.40 : 1,191,812,609.10 = 220,113,067.40 : x
  2. Step 2: Convert to fraction form
    794,541,739.40/1,191,812,609.10 = 220,113,067.40/x
  3. Step 3: Cross multiply
    794,541,739.40x = 1,191,812,609.10 × 220,113,067.40
  4. Step 4: Simplify right side
    794,541,739.40x = 262,333,529,154,998,144
  5. Step 5: Solve for x
    x = 262,333,529,154,998,144/794,541,739.40
  6. Step 6: Final answer
    x = 330,169,601.10

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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.