Home / 57,643,483.28-79,540,150.78-34,433,683.36

Finding the Fourth Proportional to 57,643,483.28, 79,540,150.78 and 34,433,683.36

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Solution

The fourth proportional to 57,643,483.28, 79,540,150.78 and 34,433,683.36 is: 47,513,790.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,643,483.28 : 79,540,150.78 = 34,433,683.36 : x
  2. Step 2: Convert to fraction form
    57,643,483.28/79,540,150.78 = 34,433,683.36/x
  3. Step 3: Cross multiply
    57,643,483.28x = 79,540,150.78 × 34,433,683.36
  4. Step 4: Simplify right side
    57,643,483.28x = 2,738,860,366,365,177
  5. Step 5: Solve for x
    x = 2,738,860,366,365,177/57,643,483.28
  6. Step 6: Final answer
    x = 47,513,790.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.