Home / 198,517,193.80-297,592,274.22-106,464,917.32

Finding the Fourth Proportional to 198,517,193.80, 297,592,274.22 and 106,464,917.32

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Solution

The fourth proportional to 198,517,193.80, 297,592,274.22 and 106,464,917.32 is: 159,598,955.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,517,193.80 : 297,592,274.22 = 106,464,917.32 : x
  2. Step 2: Convert to fraction form
    198,517,193.80/297,592,274.22 = 106,464,917.32/x
  3. Step 3: Cross multiply
    198,517,193.80x = 297,592,274.22 × 106,464,917.32
  4. Step 4: Simplify right side
    198,517,193.80x = 31,683,136,869,903,068
  5. Step 5: Solve for x
    x = 31,683,136,869,903,068/198,517,193.80
  6. Step 6: Final answer
    x = 159,598,955.96

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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.