Home / 193,965,491.70-290,948,237.55-159,528,114.90

Finding the Fourth Proportional to 193,965,491.70, 290,948,237.55 and 159,528,114.90

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Solution

The fourth proportional to 193,965,491.70, 290,948,237.55 and 159,528,114.90 is: 239,292,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,965,491.70 : 290,948,237.55 = 159,528,114.90 : x
  2. Step 2: Convert to fraction form
    193,965,491.70/290,948,237.55 = 159,528,114.90/x
  3. Step 3: Cross multiply
    193,965,491.70x = 290,948,237.55 × 159,528,114.90
  4. Step 4: Simplify right side
    193,965,491.70x = 46,414,423,869,828,896
  5. Step 5: Solve for x
    x = 46,414,423,869,828,896/193,965,491.70
  6. Step 6: Final answer
    x = 239,292,172.35

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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.