Home / 222,218,336.93-306,657,983.63-123,098,787.59

Finding the Fourth Proportional to 222,218,336.93, 306,657,983.63 and 123,098,787.59

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Solution

The fourth proportional to 222,218,336.93, 306,657,983.63 and 123,098,787.59 is: 169,874,487.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,218,336.93 : 306,657,983.63 = 123,098,787.59 : x
  2. Step 2: Convert to fraction form
    222,218,336.93/306,657,983.63 = 123,098,787.59/x
  3. Step 3: Cross multiply
    222,218,336.93x = 306,657,983.63 × 123,098,787.59
  4. Step 4: Simplify right side
    222,218,336.93x = 37,749,225,988,421,520
  5. Step 5: Solve for x
    x = 37,749,225,988,421,520/222,218,336.93
  6. Step 6: Final answer
    x = 169,874,487.01

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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.