Home / 2,970,455,575.88-4,098,334,770.36-1,780,590,399

Finding the Fourth Proportional to 2,970,455,575.88, 4,098,334,770.36 and 1,780,590,399

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Solution

The fourth proportional to 2,970,455,575.88, 4,098,334,770.36 and 1,780,590,399 is: 2,456,678,902.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,455,575.88 : 4,098,334,770.36 = 1,780,590,399 : x
  2. Step 2: Convert to fraction form
    2,970,455,575.88/4,098,334,770.36 = 1,780,590,399/x
  3. Step 3: Cross multiply
    2,970,455,575.88x = 4,098,334,770.36 × 1,780,590,399
  4. Step 4: Simplify right side
    2,970,455,575.88x = 7,297,455,543,990,886,400
  5. Step 5: Solve for x
    x = 7,297,455,543,990,886,400/2,970,455,575.88
  6. Step 6: Final answer
    x = 2,456,678,902.47

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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.