Home / 222,003,068.02-306,293,803.28-129,165,639.73

Finding the Fourth Proportional to 222,003,068.02, 306,293,803.28 and 129,165,639.73

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Solution

The fourth proportional to 222,003,068.02, 306,293,803.28 and 129,165,639.73 is: 178,207,604.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,003,068.02 : 306,293,803.28 = 129,165,639.73 : x
  2. Step 2: Convert to fraction form
    222,003,068.02/306,293,803.28 = 129,165,639.73/x
  3. Step 3: Cross multiply
    222,003,068.02x = 306,293,803.28 × 129,165,639.73
  4. Step 4: Simplify right side
    222,003,068.02x = 39,562,635,045,068,784
  5. Step 5: Solve for x
    x = 39,562,635,045,068,784/222,003,068.02
  6. Step 6: Final answer
    x = 178,207,604.96

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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.