Home / 268,196,261.80-402,294,392.70-132,147,365.80

Finding the Fourth Proportional to 268,196,261.80, 402,294,392.70 and 132,147,365.80

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Solution

The fourth proportional to 268,196,261.80, 402,294,392.70 and 132,147,365.80 is: 198,221,048.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,196,261.80 : 402,294,392.70 = 132,147,365.80 : x
  2. Step 2: Convert to fraction form
    268,196,261.80/402,294,392.70 = 132,147,365.80/x
  3. Step 3: Cross multiply
    268,196,261.80x = 402,294,392.70 × 132,147,365.80
  4. Step 4: Simplify right side
    268,196,261.80x = 53,162,144,271,415,744
  5. Step 5: Solve for x
    x = 53,162,144,271,415,744/268,196,261.80
  6. Step 6: Final answer
    x = 198,221,048.70

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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.