Home / 650,332,968.99-897,460,161.39-352,975,272.45

Finding the Fourth Proportional to 650,332,968.99, 897,460,161.39 and 352,975,272.45

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Solution

The fourth proportional to 650,332,968.99, 897,460,161.39 and 352,975,272.45 is: 487,106,236.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,332,968.99 : 897,460,161.39 = 352,975,272.45 : x
  2. Step 2: Convert to fraction form
    650,332,968.99/897,460,161.39 = 352,975,272.45/x
  3. Step 3: Cross multiply
    650,332,968.99x = 897,460,161.39 × 352,975,272.45
  4. Step 4: Simplify right side
    650,332,968.99x = 316,781,244,979,656,192
  5. Step 5: Solve for x
    x = 316,781,244,979,656,192/650,332,968.99
  6. Step 6: Final answer
    x = 487,106,236.47

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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.