Home / 274,050,713.88-378,155,138.76-156,583,648.80

Finding the Fourth Proportional to 274,050,713.88, 378,155,138.76 and 156,583,648.80

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Solution

The fourth proportional to 274,050,713.88, 378,155,138.76 and 156,583,648.80 is: 216,065,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,050,713.88 : 378,155,138.76 = 156,583,648.80 : x
  2. Step 2: Convert to fraction form
    274,050,713.88/378,155,138.76 = 156,583,648.80/x
  3. Step 3: Cross multiply
    274,050,713.88x = 378,155,138.76 × 156,583,648.80
  4. Step 4: Simplify right side
    274,050,713.88x = 59,212,911,439,511,112
  5. Step 5: Solve for x
    x = 59,212,911,439,511,112/274,050,713.88
  6. Step 6: Final answer
    x = 216,065,525.25

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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.