Home / 108,867,609.20-163,301,413.80-48,401,433.20

Finding the Fourth Proportional to 108,867,609.20, 163,301,413.80 and 48,401,433.20

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Solution

The fourth proportional to 108,867,609.20, 163,301,413.80 and 48,401,433.20 is: 72,602,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,867,609.20 : 163,301,413.80 = 48,401,433.20 : x
  2. Step 2: Convert to fraction form
    108,867,609.20/163,301,413.80 = 48,401,433.20/x
  3. Step 3: Cross multiply
    108,867,609.20x = 163,301,413.80 × 48,401,433.20
  4. Step 4: Simplify right side
    108,867,609.20x = 7,904,022,471,506,259
  5. Step 5: Solve for x
    x = 7,904,022,471,506,259/108,867,609.20
  6. Step 6: Final answer
    x = 72,602,149.80

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1.5x scale

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.