Home / 53,814,187.20-80,721,280.80-37,658,380.80

Finding the Fourth Proportional to 53,814,187.20, 80,721,280.80 and 37,658,380.80

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Solution

The fourth proportional to 53,814,187.20, 80,721,280.80 and 37,658,380.80 is: 56,487,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,814,187.20 : 80,721,280.80 = 37,658,380.80 : x
  2. Step 2: Convert to fraction form
    53,814,187.20/80,721,280.80 = 37,658,380.80/x
  3. Step 3: Cross multiply
    53,814,187.20x = 80,721,280.80 × 37,658,380.80
  4. Step 4: Simplify right side
    53,814,187.20x = 3,039,832,731,030,128.50
  5. Step 5: Solve for x
    x = 3,039,832,731,030,128.50/53,814,187.20
  6. Step 6: Final answer
    x = 56,487,571.20

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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.