Home / 202,880,440.85-279,951,388.73-113,577,275.13

Finding the Fourth Proportional to 202,880,440.85, 279,951,388.73 and 113,577,275.13

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Solution

The fourth proportional to 202,880,440.85, 279,951,388.73 and 113,577,275.13 is: 156,723,416.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,880,440.85 : 279,951,388.73 = 113,577,275.13 : x
  2. Step 2: Convert to fraction form
    202,880,440.85/279,951,388.73 = 113,577,275.13/x
  3. Step 3: Cross multiply
    202,880,440.85x = 279,951,388.73 × 113,577,275.13
  4. Step 4: Simplify right side
    202,880,440.85x = 31,796,115,900,812,792
  5. Step 5: Solve for x
    x = 31,796,115,900,812,792/202,880,440.85
  6. Step 6: Final answer
    x = 156,723,416.84

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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.