Home / 50,543,159.31-69,792,077.10-31,991,027.62

Finding the Fourth Proportional to 50,543,159.31, 69,792,077.10 and 31,991,027.62

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Solution

The fourth proportional to 50,543,159.31, 69,792,077.10 and 31,991,027.62 is: 44,174,529.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,543,159.31 : 69,792,077.10 = 31,991,027.62 : x
  2. Step 2: Convert to fraction form
    50,543,159.31/69,792,077.10 = 31,991,027.62/x
  3. Step 3: Cross multiply
    50,543,159.31x = 69,792,077.10 × 31,991,027.62
  4. Step 4: Simplify right side
    50,543,159.31x = 2,232,720,266,163,269.50
  5. Step 5: Solve for x
    x = 2,232,720,266,163,269.50/50,543,159.31
  6. Step 6: Final answer
    x = 44,174,529.19

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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.