Home / 412,945,486.88-569,879,808.89-224,764,691.90

Finding the Fourth Proportional to 412,945,486.88, 569,879,808.89 and 224,764,691.90

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Solution

The fourth proportional to 412,945,486.88, 569,879,808.89 and 224,764,691.90 is: 310,183,459.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,945,486.88 : 569,879,808.89 = 224,764,691.90 : x
  2. Step 2: Convert to fraction form
    412,945,486.88/569,879,808.89 = 224,764,691.90/x
  3. Step 3: Cross multiply
    412,945,486.88x = 569,879,808.89 × 224,764,691.90
  4. Step 4: Simplify right side
    412,945,486.88x = 128,088,859,661,218,512
  5. Step 5: Solve for x
    x = 128,088,859,661,218,512/412,945,486.88
  6. Step 6: Final answer
    x = 310,183,459.40

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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.