Home / 199,679,926.16-299,552,074.68-61,505,469.20

Finding the Fourth Proportional to 199,679,926.16, 299,552,074.68 and 61,505,469.20

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Solution

The fourth proportional to 199,679,926.16, 299,552,074.68 and 61,505,469.20 is: 92,268,117.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,679,926.16 : 299,552,074.68 = 61,505,469.20 : x
  2. Step 2: Convert to fraction form
    199,679,926.16/299,552,074.68 = 61,505,469.20/x
  3. Step 3: Cross multiply
    199,679,926.16x = 299,552,074.68 × 61,505,469.20
  4. Step 4: Simplify right side
    199,679,926.16x = 18,424,090,903,026,840
  5. Step 5: Solve for x
    x = 18,424,090,903,026,840/199,679,926.16
  6. Step 6: Final answer
    x = 92,268,117.57

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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.