Home / 57,955,020.80-86,932,531.20-43,499,825.60

Finding the Fourth Proportional to 57,955,020.80, 86,932,531.20 and 43,499,825.60

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Solution

The fourth proportional to 57,955,020.80, 86,932,531.20 and 43,499,825.60 is: 65,249,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,955,020.80 : 86,932,531.20 = 43,499,825.60 : x
  2. Step 2: Convert to fraction form
    57,955,020.80/86,932,531.20 = 43,499,825.60/x
  3. Step 3: Cross multiply
    57,955,020.80x = 86,932,531.20 × 43,499,825.60
  4. Step 4: Simplify right side
    57,955,020.80x = 3,781,549,946,166,559
  5. Step 5: Solve for x
    x = 3,781,549,946,166,559/57,955,020.80
  6. Step 6: Final answer
    x = 65,249,738.40

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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.