Home / 400,828,876.20-601,243,314.30-362,086,827.30

Finding the Fourth Proportional to 400,828,876.20, 601,243,314.30 and 362,086,827.30

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Solution

The fourth proportional to 400,828,876.20, 601,243,314.30 and 362,086,827.30 is: 543,130,240.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,828,876.20 : 601,243,314.30 = 362,086,827.30 : x
  2. Step 2: Convert to fraction form
    400,828,876.20/601,243,314.30 = 362,086,827.30/x
  3. Step 3: Cross multiply
    400,828,876.20x = 601,243,314.30 × 362,086,827.30
  4. Step 4: Simplify right side
    400,828,876.20x = 217,702,284,110,223,712
  5. Step 5: Solve for x
    x = 217,702,284,110,223,712/400,828,876.20
  6. Step 6: Final answer
    x = 543,130,240.95

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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.