Home / 317,014,719.70-475,522,079.55-144,827,835.70

Finding the Fourth Proportional to 317,014,719.70, 475,522,079.55 and 144,827,835.70

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Solution

The fourth proportional to 317,014,719.70, 475,522,079.55 and 144,827,835.70 is: 217,241,753.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,014,719.70 : 475,522,079.55 = 144,827,835.70 : x
  2. Step 2: Convert to fraction form
    317,014,719.70/475,522,079.55 = 144,827,835.70/x
  3. Step 3: Cross multiply
    317,014,719.70x = 475,522,079.55 × 144,827,835.70
  4. Step 4: Simplify right side
    317,014,719.70x = 68,868,833,608,789,728
  5. Step 5: Solve for x
    x = 68,868,833,608,789,728/317,014,719.70
  6. Step 6: Final answer
    x = 217,241,753.55

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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.