Home / 50,835,480.50-70,186,746.74-39,053,765.70

Finding the Fourth Proportional to 50,835,480.50, 70,186,746.74 and 39,053,765.70

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Solution

The fourth proportional to 50,835,480.50, 70,186,746.74 and 39,053,765.70 is: 53,920,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,835,480.50 : 70,186,746.74 = 39,053,765.70 : x
  2. Step 2: Convert to fraction form
    50,835,480.50/70,186,746.74 = 39,053,765.70/x
  3. Step 3: Cross multiply
    50,835,480.50x = 70,186,746.74 × 39,053,765.70
  4. Step 4: Simplify right side
    50,835,480.50x = 2,741,056,761,970,729.50
  5. Step 5: Solve for x
    x = 2,741,056,761,970,729.50/50,835,480.50
  6. Step 6: Final answer
    x = 53,920,150.55

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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.