Home / 151,694,137.14-209,260,787.76-92,139,585.36

Finding the Fourth Proportional to 151,694,137.14, 209,260,787.76 and 92,139,585.36

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Solution

The fourth proportional to 151,694,137.14, 209,260,787.76 and 92,139,585.36 is: 127,105,783.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,694,137.14 : 209,260,787.76 = 92,139,585.36 : x
  2. Step 2: Convert to fraction form
    151,694,137.14/209,260,787.76 = 92,139,585.36/x
  3. Step 3: Cross multiply
    151,694,137.14x = 209,260,787.76 × 92,139,585.36
  4. Step 4: Simplify right side
    151,694,137.14x = 19,281,202,216,313,364
  5. Step 5: Solve for x
    x = 19,281,202,216,313,364/151,694,137.14
  6. Step 6: Final answer
    x = 127,105,783.91

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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.