Home / 198,436,123.87-273,730,164.91-119,030,057.24

Finding the Fourth Proportional to 198,436,123.87, 273,730,164.91 and 119,030,057.24

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Solution

The fourth proportional to 198,436,123.87, 273,730,164.91 and 119,030,057.24 is: 164,194,485.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,436,123.87 : 273,730,164.91 = 119,030,057.24 : x
  2. Step 2: Convert to fraction form
    198,436,123.87/273,730,164.91 = 119,030,057.24/x
  3. Step 3: Cross multiply
    198,436,123.87x = 273,730,164.91 × 119,030,057.24
  4. Step 4: Simplify right side
    198,436,123.87x = 32,582,117,195,885,716
  5. Step 5: Solve for x
    x = 32,582,117,195,885,716/198,436,123.87
  6. Step 6: Final answer
    x = 164,194,485.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.