Home / 400,629,391.52-600,955,897.08-341,967,206.21

Finding the Fourth Proportional to 400,629,391.52, 600,955,897.08 and 341,967,206.21

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Solution

The fourth proportional to 400,629,391.52, 600,955,897.08 and 341,967,206.21 is: 512,960,889.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,629,391.52 : 600,955,897.08 = 341,967,206.21 : x
  2. Step 2: Convert to fraction form
    400,629,391.52/600,955,897.08 = 341,967,206.21/x
  3. Step 3: Cross multiply
    400,629,391.52x = 600,955,897.08 × 341,967,206.21
  4. Step 4: Simplify right side
    400,629,391.52x = 205,507,209,176,867,136
  5. Step 5: Solve for x
    x = 205,507,209,176,867,136/400,629,391.52
  6. Step 6: Final answer
    x = 512,960,889.86

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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.