Home / 120,760,792.80-181,142,763.84-34,502,013.60

Finding the Fourth Proportional to 120,760,792.80, 181,142,763.84 and 34,502,013.60

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Solution

The fourth proportional to 120,760,792.80, 181,142,763.84 and 34,502,013.60 is: 51,753,470.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,760,792.80 : 181,142,763.84 = 34,502,013.60 : x
  2. Step 2: Convert to fraction form
    120,760,792.80/181,142,763.84 = 34,502,013.60/x
  3. Step 3: Cross multiply
    120,760,792.80x = 181,142,763.84 × 34,502,013.60
  4. Step 4: Simplify right side
    120,760,792.80x = 6,249,790,101,549,269
  5. Step 5: Solve for x
    x = 6,249,790,101,549,269/120,760,792.80
  6. Step 6: Final answer
    x = 51,753,470.28

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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.