Home / 410,804,986.50-566,971,729.20-260,111,650.50

Finding the Fourth Proportional to 410,804,986.50, 566,971,729.20 and 260,111,650.50

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Solution

The fourth proportional to 410,804,986.50, 566,971,729.20 and 260,111,650.50 is: 358,992,605.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,804,986.50 : 566,971,729.20 = 260,111,650.50 : x
  2. Step 2: Convert to fraction form
    410,804,986.50/566,971,729.20 = 260,111,650.50/x
  3. Step 3: Cross multiply
    410,804,986.50x = 566,971,729.20 × 260,111,650.50
  4. Step 4: Simplify right side
    410,804,986.50x = 147,475,952,269,051,072
  5. Step 5: Solve for x
    x = 147,475,952,269,051,072/410,804,986.50
  6. Step 6: Final answer
    x = 358,992,605.04

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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.