Home / 776,590,843.50-1,165,049,866.56-251,918,977.74

Finding the Fourth Proportional to 776,590,843.50, 1,165,049,866.56 and 251,918,977.74

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Solution

The fourth proportional to 776,590,843.50, 1,165,049,866.56 and 251,918,977.74 is: 377,931,537.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,590,843.50 : 1,165,049,866.56 = 251,918,977.74 : x
  2. Step 2: Convert to fraction form
    776,590,843.50/1,165,049,866.56 = 251,918,977.74/x
  3. Step 3: Cross multiply
    776,590,843.50x = 1,165,049,866.56 × 251,918,977.74
  4. Step 4: Simplify right side
    776,590,843.50x = 293,498,171,399,918,592
  5. Step 5: Solve for x
    x = 293,498,171,399,918,592/776,590,843.50
  6. Step 6: Final answer
    x = 377,931,537.38

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1.5x scale

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.