Home / 192,048,520.34-288,085,159.12-67,535,874.38

Finding the Fourth Proportional to 192,048,520.34, 288,085,159.12 and 67,535,874.38

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Solution

The fourth proportional to 192,048,520.34, 288,085,159.12 and 67,535,874.38 is: 101,308,164.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,048,520.34 : 288,085,159.12 = 67,535,874.38 : x
  2. Step 2: Convert to fraction form
    192,048,520.34/288,085,159.12 = 67,535,874.38/x
  3. Step 3: Cross multiply
    192,048,520.34x = 288,085,159.12 × 67,535,874.38
  4. Step 4: Simplify right side
    192,048,520.34x = 19,456,083,117,070,632
  5. Step 5: Solve for x
    x = 19,456,083,117,070,632/192,048,520.34
  6. Step 6: Final answer
    x = 101,308,164.64

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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.