Home / 8,317,001,821.02-11,481,420,216.85-5,571,985,703.58

Finding the Fourth Proportional to 8,317,001,821.02, 11,481,420,216.85 and 5,571,985,703.58

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Solution

The fourth proportional to 8,317,001,821.02, 11,481,420,216.85 and 5,571,985,703.58 is: 7,691,991,739.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,001,821.02 : 11,481,420,216.85 = 5,571,985,703.58 : x
  2. Step 2: Convert to fraction form
    8,317,001,821.02/11,481,420,216.85 = 5,571,985,703.58/x
  3. Step 3: Cross multiply
    8,317,001,821.02x = 11,481,420,216.85 × 5,571,985,703.58
  4. Step 4: Simplify right side
    8,317,001,821.02x = 63,974,309,304,997,306,368
  5. Step 5: Solve for x
    x = 63,974,309,304,997,306,368/8,317,001,821.02
  6. Step 6: Final answer
    x = 7,691,991,739.54

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.