Home / 75,431,656.28-104,096,413.50-42,836,841.56

Finding the Fourth Proportional to 75,431,656.28, 104,096,413.50 and 42,836,841.56

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Solution

The fourth proportional to 75,431,656.28, 104,096,413.50 and 42,836,841.56 is: 59,115,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,431,656.28 : 104,096,413.50 = 42,836,841.56 : x
  2. Step 2: Convert to fraction form
    75,431,656.28/104,096,413.50 = 42,836,841.56/x
  3. Step 3: Cross multiply
    75,431,656.28x = 104,096,413.50 × 42,836,841.56
  4. Step 4: Simplify right side
    75,431,656.28x = 4,459,161,572,063,745.50
  5. Step 5: Solve for x
    x = 4,459,161,572,063,745.50/75,431,656.28
  6. Step 6: Final answer
    x = 59,115,254.68

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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.