Home / 687,833,855,998.80-1,031,750,783,998.20-687,833,855,998.80

Finding the Fourth Proportional to 687,833,855,998.80, 1,031,750,783,998.20 and 687,833,855,998.80

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Solution

The fourth proportional to 687,833,855,998.80, 1,031,750,783,998.20 and 687,833,855,998.80 is: 1,031,750,783,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,833,855,998.80 : 1,031,750,783,998.20 = 687,833,855,998.80 : x
  2. Step 2: Convert to fraction form
    687,833,855,998.80/1,031,750,783,998.20 = 687,833,855,998.80/x
  3. Step 3: Cross multiply
    687,833,855,998.80x = 1,031,750,783,998.20 × 687,833,855,998.80
  4. Step 4: Simplify right side
    687,833,855,998.80x = 709,673,120,187,266,948,399,104
  5. Step 5: Solve for x
    x = 709,673,120,187,266,948,399,104/687,833,855,998.80
  6. Step 6: Final answer
    x = 1,031,750,783,998.20

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Double scale
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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.