Home / 224,147,901.76-309,331,796.21-130,054,943.50

Finding the Fourth Proportional to 224,147,901.76, 309,331,796.21 and 130,054,943.50

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Solution

The fourth proportional to 224,147,901.76, 309,331,796.21 and 130,054,943.50 is: 179,480,284.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,147,901.76 : 309,331,796.21 = 130,054,943.50 : x
  2. Step 2: Convert to fraction form
    224,147,901.76/309,331,796.21 = 130,054,943.50/x
  3. Step 3: Cross multiply
    224,147,901.76x = 309,331,796.21 × 130,054,943.50
  4. Step 4: Simplify right side
    224,147,901.76x = 40,230,129,278,845,064
  5. Step 5: Solve for x
    x = 40,230,129,278,845,064/224,147,901.76
  6. Step 6: Final answer
    x = 179,480,284.95

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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.