Home / 140,093,909.04-210,270,036.12-71,055,159.60

Finding the Fourth Proportional to 140,093,909.04, 210,270,036.12 and 71,055,159.60

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Solution

The fourth proportional to 140,093,909.04, 210,270,036.12 and 71,055,159.60 is: 106,648,255.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,093,909.04 : 210,270,036.12 = 71,055,159.60 : x
  2. Step 2: Convert to fraction form
    140,093,909.04/210,270,036.12 = 71,055,159.60/x
  3. Step 3: Cross multiply
    140,093,909.04x = 210,270,036.12 × 71,055,159.60
  4. Step 4: Simplify right side
    140,093,909.04x = 14,940,770,975,604,364
  5. Step 5: Solve for x
    x = 14,940,770,975,604,364/140,093,909.04
  6. Step 6: Final answer
    x = 106,648,255.29

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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.