Home / 293,406,000.80-440,109,001.20-262,794,999.20

Finding the Fourth Proportional to 293,406,000.80, 440,109,001.20 and 262,794,999.20

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Solution

The fourth proportional to 293,406,000.80, 440,109,001.20 and 262,794,999.20 is: 394,192,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,406,000.80 : 440,109,001.20 = 262,794,999.20 : x
  2. Step 2: Convert to fraction form
    293,406,000.80/440,109,001.20 = 262,794,999.20/x
  3. Step 3: Cross multiply
    293,406,000.80x = 440,109,001.20 × 262,794,999.20
  4. Step 4: Simplify right side
    293,406,000.80x = 115,658,444,618,266,784
  5. Step 5: Solve for x
    x = 115,658,444,618,266,784/293,406,000.80
  6. Step 6: Final answer
    x = 394,192,498.80

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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.