Home / 186,624,905.40-279,937,358.10-141,275,273.40

Finding the Fourth Proportional to 186,624,905.40, 279,937,358.10 and 141,275,273.40

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Solution

The fourth proportional to 186,624,905.40, 279,937,358.10 and 141,275,273.40 is: 211,912,910.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,624,905.40 : 279,937,358.10 = 141,275,273.40 : x
  2. Step 2: Convert to fraction form
    186,624,905.40/279,937,358.10 = 141,275,273.40/x
  3. Step 3: Cross multiply
    186,624,905.40x = 279,937,358.10 × 141,275,273.40
  4. Step 4: Simplify right side
    186,624,905.40x = 39,548,226,800,451,208
  5. Step 5: Solve for x
    x = 39,548,226,800,451,208/186,624,905.40
  6. Step 6: Final answer
    x = 211,912,910.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.