Home / 501,571,432.31-752,059,100.91-190,701,803.95

Finding the Fourth Proportional to 501,571,432.31, 752,059,100.91 and 190,701,803.95

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Solution

The fourth proportional to 501,571,432.31, 752,059,100.91 and 190,701,803.95 is: 285,939,385.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,571,432.31 : 752,059,100.91 = 190,701,803.95 : x
  2. Step 2: Convert to fraction form
    501,571,432.31/752,059,100.91 = 190,701,803.95/x
  3. Step 3: Cross multiply
    501,571,432.31x = 752,059,100.91 × 190,701,803.95
  4. Step 4: Simplify right side
    501,571,432.31x = 143,419,027,218,317,216
  5. Step 5: Solve for x
    x = 143,419,027,218,317,216/501,571,432.31
  6. Step 6: Final answer
    x = 285,939,385.66

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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.