Home / 74,245,101-102,456,982.26-41,649,353.16

Finding the Fourth Proportional to 74,245,101, 102,456,982.26 and 41,649,353.16

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Solution

The fourth proportional to 74,245,101, 102,456,982.26 and 41,649,353.16 is: 57,475,402.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,245,101 : 102,456,982.26 = 41,649,353.16 : x
  2. Step 2: Convert to fraction form
    74,245,101/102,456,982.26 = 41,649,353.16/x
  3. Step 3: Cross multiply
    74,245,101x = 102,456,982.26 × 41,649,353.16
  4. Step 4: Simplify right side
    74,245,101x = 4,267,267,037,854,595
  5. Step 5: Solve for x
    x = 4,267,267,037,854,595/74,245,101
  6. Step 6: Final answer
    x = 57,475,402.15

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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.