Home / 151,578,882,274.98-209,170,570,445.61-82,977,024,284.58

Finding the Fourth Proportional to 151,578,882,274.98, 209,170,570,445.61 and 82,977,024,284.58

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Solution

The fourth proportional to 151,578,882,274.98, 209,170,570,445.61 and 82,977,024,284.58 is: 114,503,757,007.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,578,882,274.98 : 209,170,570,445.61 = 82,977,024,284.58 : x
  2. Step 2: Convert to fraction form
    151,578,882,274.98/209,170,570,445.61 = 82,977,024,284.58/x
  3. Step 3: Cross multiply
    151,578,882,274.98x = 209,170,570,445.61 × 82,977,024,284.58
  4. Step 4: Simplify right side
    151,578,882,274.98x = 17,356,351,503,484,831,399,936
  5. Step 5: Solve for x
    x = 17,356,351,503,484,831,399,936/151,578,882,274.98
  6. Step 6: Final answer
    x = 114,503,757,007.51

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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.