Home / 194,571,371,115.82-291,901,065,237.34-105,032,442,650.50

Finding the Fourth Proportional to 194,571,371,115.82, 291,901,065,237.34 and 105,032,442,650.50

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Solution

The fourth proportional to 194,571,371,115.82, 291,901,065,237.34 and 105,032,442,650.50 is: 157,572,420,435.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,571,371,115.82 : 291,901,065,237.34 = 105,032,442,650.50 : x
  2. Step 2: Convert to fraction form
    194,571,371,115.82/291,901,065,237.34 = 105,032,442,650.50/x
  3. Step 3: Cross multiply
    194,571,371,115.82x = 291,901,065,237.34 × 105,032,442,650.50
  4. Step 4: Simplify right side
    194,571,371,115.82x = 30,659,081,894,160,777,609,216
  5. Step 5: Solve for x
    x = 30,659,081,894,160,777,609,216/194,571,371,115.82
  6. Step 6: Final answer
    x = 157,572,420,435.43

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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.