Home / 48,121,208.40-72,181,812.60-46,420,597.20

Finding the Fourth Proportional to 48,121,208.40, 72,181,812.60 and 46,420,597.20

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Solution

The fourth proportional to 48,121,208.40, 72,181,812.60 and 46,420,597.20 is: 69,630,895.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,121,208.40 : 72,181,812.60 = 46,420,597.20 : x
  2. Step 2: Convert to fraction form
    48,121,208.40/72,181,812.60 = 46,420,597.20/x
  3. Step 3: Cross multiply
    48,121,208.40x = 72,181,812.60 × 46,420,597.20
  4. Step 4: Simplify right side
    48,121,208.40x = 3,350,722,847,870,484.50
  5. Step 5: Solve for x
    x = 3,350,722,847,870,484.50/48,121,208.40
  6. Step 6: Final answer
    x = 69,630,895.80

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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.