Home / 437,453,324.10-656,179,986.15-430,650,879.30

Finding the Fourth Proportional to 437,453,324.10, 656,179,986.15 and 430,650,879.30

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Solution

The fourth proportional to 437,453,324.10, 656,179,986.15 and 430,650,879.30 is: 645,976,318.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,453,324.10 : 656,179,986.15 = 430,650,879.30 : x
  2. Step 2: Convert to fraction form
    437,453,324.10/656,179,986.15 = 430,650,879.30/x
  3. Step 3: Cross multiply
    437,453,324.10x = 656,179,986.15 × 430,650,879.30
  4. Step 4: Simplify right side
    437,453,324.10x = 282,584,488,014,559,328
  5. Step 5: Solve for x
    x = 282,584,488,014,559,328/437,453,324.10
  6. Step 6: Final answer
    x = 645,976,318.95

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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.