Home / 199,713,022.80-299,569,534.20-97,424,408.40

Finding the Fourth Proportional to 199,713,022.80, 299,569,534.20 and 97,424,408.40

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Solution

The fourth proportional to 199,713,022.80, 299,569,534.20 and 97,424,408.40 is: 146,136,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,713,022.80 : 299,569,534.20 = 97,424,408.40 : x
  2. Step 2: Convert to fraction form
    199,713,022.80/299,569,534.20 = 97,424,408.40/x
  3. Step 3: Cross multiply
    199,713,022.80x = 299,569,534.20 × 97,424,408.40
  4. Step 4: Simplify right side
    199,713,022.80x = 29,185,384,644,098,568
  5. Step 5: Solve for x
    x = 29,185,384,644,098,568/199,713,022.80
  6. Step 6: Final answer
    x = 146,136,612.60

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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.