Home / 303,423,724.90-418,725,842.61-164,194,471.63

Finding the Fourth Proportional to 303,423,724.90, 418,725,842.61 and 164,194,471.63

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Solution

The fourth proportional to 303,423,724.90, 418,725,842.61 and 164,194,471.63 is: 226,588,967.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,423,724.90 : 418,725,842.61 = 164,194,471.63 : x
  2. Step 2: Convert to fraction form
    303,423,724.90/418,725,842.61 = 164,194,471.63/x
  3. Step 3: Cross multiply
    303,423,724.90x = 418,725,842.61 × 164,194,471.63
  4. Step 4: Simplify right side
    303,423,724.90x = 68,752,468,485,175,488
  5. Step 5: Solve for x
    x = 68,752,468,485,175,488/303,423,724.90
  6. Step 6: Final answer
    x = 226,588,967.32

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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.