Home / 198,645,099.90-297,980,244.81-62,335,863.42

Finding the Fourth Proportional to 198,645,099.90, 297,980,244.81 and 62,335,863.42

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Solution

The fourth proportional to 198,645,099.90, 297,980,244.81 and 62,335,863.42 is: 93,507,747.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,645,099.90 : 297,980,244.81 = 62,335,863.42 : x
  2. Step 2: Convert to fraction form
    198,645,099.90/297,980,244.81 = 62,335,863.42/x
  3. Step 3: Cross multiply
    198,645,099.90x = 297,980,244.81 × 62,335,863.42
  4. Step 4: Simplify right side
    198,645,099.90x = 18,574,855,842,334,324
  5. Step 5: Solve for x
    x = 18,574,855,842,334,324/198,645,099.90
  6. Step 6: Final answer
    x = 93,507,747.49

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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.