Home / 343,770,280.40-515,655,420.60-116,835,496.40

Finding the Fourth Proportional to 343,770,280.40, 515,655,420.60 and 116,835,496.40

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Solution

The fourth proportional to 343,770,280.40, 515,655,420.60 and 116,835,496.40 is: 175,253,244.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,770,280.40 : 515,655,420.60 = 116,835,496.40 : x
  2. Step 2: Convert to fraction form
    343,770,280.40/515,655,420.60 = 116,835,496.40/x
  3. Step 3: Cross multiply
    343,770,280.40x = 515,655,420.60 × 116,835,496.40
  4. Step 4: Simplify right side
    343,770,280.40x = 60,246,857,037,151,792
  5. Step 5: Solve for x
    x = 60,246,857,037,151,792/343,770,280.40
  6. Step 6: Final answer
    x = 175,253,244.60

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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.