Home / 108,656,413.20-162,928,632.60-40,464,003.60

Finding the Fourth Proportional to 108,656,413.20, 162,928,632.60 and 40,464,003.60

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Solution

The fourth proportional to 108,656,413.20, 162,928,632.60 and 40,464,003.60 is: 60,675,155.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,656,413.20 : 162,928,632.60 = 40,464,003.60 : x
  2. Step 2: Convert to fraction form
    108,656,413.20/162,928,632.60 = 40,464,003.60/x
  3. Step 3: Cross multiply
    108,656,413.20x = 162,928,632.60 × 40,464,003.60
  4. Step 4: Simplify right side
    108,656,413.20x = 6,592,744,776,069,477
  5. Step 5: Solve for x
    x = 6,592,744,776,069,477/108,656,413.20
  6. Step 6: Final answer
    x = 60,675,155.58

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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.