Home / 186,965,572.20-280,448,358.30-106,344,004.20

Finding the Fourth Proportional to 186,965,572.20, 280,448,358.30 and 106,344,004.20

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Solution

The fourth proportional to 186,965,572.20, 280,448,358.30 and 106,344,004.20 is: 159,516,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,965,572.20 : 280,448,358.30 = 106,344,004.20 : x
  2. Step 2: Convert to fraction form
    186,965,572.20/280,448,358.30 = 106,344,004.20/x
  3. Step 3: Cross multiply
    186,965,572.20x = 280,448,358.30 × 106,344,004.20
  4. Step 4: Simplify right side
    186,965,572.20x = 29,824,001,392,938,308
  5. Step 5: Solve for x
    x = 29,824,001,392,938,308/186,965,572.20
  6. Step 6: Final answer
    x = 159,516,006.30

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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.