Home / 43,467,140.80-65,200,711.20-42,829,411.60

Finding the Fourth Proportional to 43,467,140.80, 65,200,711.20 and 42,829,411.60

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Solution

The fourth proportional to 43,467,140.80, 65,200,711.20 and 42,829,411.60 is: 64,244,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,467,140.80 : 65,200,711.20 = 42,829,411.60 : x
  2. Step 2: Convert to fraction form
    43,467,140.80/65,200,711.20 = 42,829,411.60/x
  3. Step 3: Cross multiply
    43,467,140.80x = 65,200,711.20 × 42,829,411.60
  4. Step 4: Simplify right side
    43,467,140.80x = 2,792,508,096,597,530
  5. Step 5: Solve for x
    x = 2,792,508,096,597,530/43,467,140.80
  6. Step 6: Final answer
    x = 64,244,117.40

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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.