Home / 60,664,276.80-90,996,415.20-40,256,942.40

Finding the Fourth Proportional to 60,664,276.80, 90,996,415.20 and 40,256,942.40

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Solution

The fourth proportional to 60,664,276.80, 90,996,415.20 and 40,256,942.40 is: 60,385,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,664,276.80 : 90,996,415.20 = 40,256,942.40 : x
  2. Step 2: Convert to fraction form
    60,664,276.80/90,996,415.20 = 40,256,942.40/x
  3. Step 3: Cross multiply
    60,664,276.80x = 90,996,415.20 × 40,256,942.40
  4. Step 4: Simplify right side
    60,664,276.80x = 3,663,237,445,312,884.50
  5. Step 5: Solve for x
    x = 3,663,237,445,312,884.50/60,664,276.80
  6. Step 6: Final answer
    x = 60,385,413.60

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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.