Home / 21,167,336,739.56-31,744,233,757.02-6,999,670,648.04

Finding the Fourth Proportional to 21,167,336,739.56, 31,744,233,757.02 and 6,999,670,648.04

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Solution

The fourth proportional to 21,167,336,739.56, 31,744,233,757.02 and 6,999,670,648.04 is: 10,497,266,803.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,167,336,739.56 : 31,744,233,757.02 = 6,999,670,648.04 : x
  2. Step 2: Convert to fraction form
    21,167,336,739.56/31,744,233,757.02 = 6,999,670,648.04/x
  3. Step 3: Cross multiply
    21,167,336,739.56x = 31,744,233,757.02 × 6,999,670,648.04
  4. Step 4: Simplify right side
    21,167,336,739.56x = 222,199,181,273,533,415,424
  5. Step 5: Solve for x
    x = 222,199,181,273,533,415,424/21,167,336,739.56
  6. Step 6: Final answer
    x = 10,497,266,803.45

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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.