Home / 1,715,761,181.12-2,367,560,978.88-962,901,682.40

Finding the Fourth Proportional to 1,715,761,181.12, 2,367,560,978.88 and 962,901,682.40

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Solution

The fourth proportional to 1,715,761,181.12, 2,367,560,978.88 and 962,901,682.40 is: 1,328,697,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,761,181.12 : 2,367,560,978.88 = 962,901,682.40 : x
  2. Step 2: Convert to fraction form
    1,715,761,181.12/2,367,560,978.88 = 962,901,682.40/x
  3. Step 3: Cross multiply
    1,715,761,181.12x = 2,367,560,978.88 × 962,901,682.40
  4. Step 4: Simplify right side
    1,715,761,181.12x = 2,279,728,449,748,142,848
  5. Step 5: Solve for x
    x = 2,279,728,449,748,142,848/1,715,761,181.12
  6. Step 6: Final answer
    x = 1,328,697,999.95

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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.