Home / 5,378,549,671.80-8,057,019,791.07-2,678,234,801.24

Finding the Fourth Proportional to 5,378,549,671.80, 8,057,019,791.07 and 2,678,234,801.24

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Solution

The fourth proportional to 5,378,549,671.80, 8,057,019,791.07 and 2,678,234,801.24 is: 4,011,972,021.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378,549,671.80 : 8,057,019,791.07 = 2,678,234,801.24 : x
  2. Step 2: Convert to fraction form
    5,378,549,671.80/8,057,019,791.07 = 2,678,234,801.24/x
  3. Step 3: Cross multiply
    5,378,549,671.80x = 8,057,019,791.07 × 2,678,234,801.24
  4. Step 4: Simplify right side
    5,378,549,671.80x = 21,578,590,798,743,248,896
  5. Step 5: Solve for x
    x = 21,578,590,798,743,248,896/5,378,549,671.80
  6. Step 6: Final answer
    x = 4,011,972,021.36

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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.