Home / 124,362,003.90-186,543,005.85-39,250,400.70

Finding the Fourth Proportional to 124,362,003.90, 186,543,005.85 and 39,250,400.70

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Solution

The fourth proportional to 124,362,003.90, 186,543,005.85 and 39,250,400.70 is: 58,875,601.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,362,003.90 : 186,543,005.85 = 39,250,400.70 : x
  2. Step 2: Convert to fraction form
    124,362,003.90/186,543,005.85 = 39,250,400.70/x
  3. Step 3: Cross multiply
    124,362,003.90x = 186,543,005.85 × 39,250,400.70
  4. Step 4: Simplify right side
    124,362,003.90x = 7,321,887,727,394,944
  5. Step 5: Solve for x
    x = 7,321,887,727,394,944/124,362,003.90
  6. Step 6: Final answer
    x = 58,875,601.05

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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.