Home / 69,433,355.88-95,814,350.52-39,658,157.40

Finding the Fourth Proportional to 69,433,355.88, 95,814,350.52 and 39,658,157.40

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Solution

The fourth proportional to 69,433,355.88, 95,814,350.52 and 39,658,157.40 is: 54,726,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,433,355.88 : 95,814,350.52 = 39,658,157.40 : x
  2. Step 2: Convert to fraction form
    69,433,355.88/95,814,350.52 = 39,658,157.40/x
  3. Step 3: Cross multiply
    69,433,355.88x = 95,814,350.52 × 39,658,157.40
  4. Step 4: Simplify right side
    69,433,355.88x = 3,799,820,594,100,931.50
  5. Step 5: Solve for x
    x = 3,799,820,594,100,931.50/69,433,355.88
  6. Step 6: Final answer
    x = 54,726,154.97

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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.