Home / 409,828,896.32-565,564,621.01-224,189,912.07

Finding the Fourth Proportional to 409,828,896.32, 565,564,621.01 and 224,189,912.07

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Solution

The fourth proportional to 409,828,896.32, 565,564,621.01 and 224,189,912.07 is: 309,382,485.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,828,896.32 : 565,564,621.01 = 224,189,912.07 : x
  2. Step 2: Convert to fraction form
    409,828,896.32/565,564,621.01 = 224,189,912.07/x
  3. Step 3: Cross multiply
    409,828,896.32x = 565,564,621.01 × 224,189,912.07
  4. Step 4: Simplify right side
    409,828,896.32x = 126,793,882,653,013,824
  5. Step 5: Solve for x
    x = 126,793,882,653,013,824/409,828,896.32
  6. Step 6: Final answer
    x = 309,382,485.70

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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.