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Finding the Fourth Proportional to 341,953,496.91, 512,938,642.92 and 96,308,469.78

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Solution

The fourth proportional to 341,953,496.91, 512,938,642.92 and 96,308,469.78 is: 144,465,069.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,953,496.91 : 512,938,642.92 = 96,308,469.78 : x
  2. Step 2: Convert to fraction form
    341,953,496.91/512,938,642.92 = 96,308,469.78/x
  3. Step 3: Cross multiply
    341,953,496.91x = 512,938,642.92 × 96,308,469.78
  4. Step 4: Simplify right side
    341,953,496.91x = 49,400,335,791,527,224
  5. Step 5: Solve for x
    x = 49,400,335,791,527,224/341,953,496.91
  6. Step 6: Final answer
    x = 144,465,069.78

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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.