Home / 65,280,232.04-90,083,879.96-35,909,702.31

Finding the Fourth Proportional to 65,280,232.04, 90,083,879.96 and 35,909,702.31

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Solution

The fourth proportional to 65,280,232.04, 90,083,879.96 and 35,909,702.31 is: 49,553,826.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,280,232.04 : 90,083,879.96 = 35,909,702.31 : x
  2. Step 2: Convert to fraction form
    65,280,232.04/90,083,879.96 = 35,909,702.31/x
  3. Step 3: Cross multiply
    65,280,232.04x = 90,083,879.96 × 35,909,702.31
  4. Step 4: Simplify right side
    65,280,232.04x = 3,234,885,311,663,406.50
  5. Step 5: Solve for x
    x = 3,234,885,311,663,406.50/65,280,232.04
  6. Step 6: Final answer
    x = 49,553,826.80

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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.