Home / 10,333,070,907.78-15,487,014,304.85-5,356,048,884.22

Finding the Fourth Proportional to 10,333,070,907.78, 15,487,014,304.85 and 5,356,048,884.22

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Solution

The fourth proportional to 10,333,070,907.78, 15,487,014,304.85 and 5,356,048,884.22 is: 8,027,546,353.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,333,070,907.78 : 15,487,014,304.85 = 5,356,048,884.22 : x
  2. Step 2: Convert to fraction form
    10,333,070,907.78/15,487,014,304.85 = 5,356,048,884.22/x
  3. Step 3: Cross multiply
    10,333,070,907.78x = 15,487,014,304.85 × 5,356,048,884.22
  4. Step 4: Simplify right side
    10,333,070,907.78x = 82,949,205,687,391,027,200
  5. Step 5: Solve for x
    x = 82,949,205,687,391,027,200/10,333,070,907.78
  6. Step 6: Final answer
    x = 8,027,546,353.61

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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.