Home / 69,971,761.42-96,595,989.53-43,518,641.90

Finding the Fourth Proportional to 69,971,761.42, 96,595,989.53 and 43,518,641.90

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Solution

The fourth proportional to 69,971,761.42, 96,595,989.53 and 43,518,641.90 is: 60,077,468.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,971,761.42 : 96,595,989.53 = 43,518,641.90 : x
  2. Step 2: Convert to fraction form
    69,971,761.42/96,595,989.53 = 43,518,641.90/x
  3. Step 3: Cross multiply
    69,971,761.42x = 96,595,989.53 × 43,518,641.90
  4. Step 4: Simplify right side
    69,971,761.42x = 4,203,726,276,631,646.50
  5. Step 5: Solve for x
    x = 4,203,726,276,631,646.50/69,971,761.42
  6. Step 6: Final answer
    x = 60,077,468.27

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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.