Home / 434,165,490.89-650,882,086.38-188,336,938.24

Finding the Fourth Proportional to 434,165,490.89, 650,882,086.38 and 188,336,938.24

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Solution

The fourth proportional to 434,165,490.89, 650,882,086.38 and 188,336,938.24 is: 282,346,574.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,165,490.89 : 650,882,086.38 = 188,336,938.24 : x
  2. Step 2: Convert to fraction form
    434,165,490.89/650,882,086.38 = 188,336,938.24/x
  3. Step 3: Cross multiply
    434,165,490.89x = 650,882,086.38 × 188,336,938.24
  4. Step 4: Simplify right side
    434,165,490.89x = 122,585,139,301,221,536
  5. Step 5: Solve for x
    x = 122,585,139,301,221,536/434,165,490.89
  6. Step 6: Final answer
    x = 282,346,574.92

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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.