Home / 74,725,947.18-103,121,520.66-41,686,169.94

Finding the Fourth Proportional to 74,725,947.18, 103,121,520.66 and 41,686,169.94

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Solution

The fourth proportional to 74,725,947.18, 103,121,520.66 and 41,686,169.94 is: 57,526,754.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,725,947.18 : 103,121,520.66 = 41,686,169.94 : x
  2. Step 2: Convert to fraction form
    74,725,947.18/103,121,520.66 = 41,686,169.94/x
  3. Step 3: Cross multiply
    74,725,947.18x = 103,121,520.66 × 41,686,169.94
  4. Step 4: Simplify right side
    74,725,947.18x = 4,298,741,234,703,980.50
  5. Step 5: Solve for x
    x = 4,298,741,234,703,980.50/74,725,947.18
  6. Step 6: Final answer
    x = 57,526,754.72

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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.