Home / 140,093,909.29-210,270,036.50-71,055,159.85

Finding the Fourth Proportional to 140,093,909.29, 210,270,036.50 and 71,055,159.85

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Solution

The fourth proportional to 140,093,909.29, 210,270,036.50 and 71,055,159.85 is: 106,648,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,093,909.29 : 210,270,036.50 = 71,055,159.85 : x
  2. Step 2: Convert to fraction form
    140,093,909.29/210,270,036.50 = 71,055,159.85/x
  3. Step 3: Cross multiply
    140,093,909.29x = 210,270,036.50 × 71,055,159.85
  4. Step 4: Simplify right side
    140,093,909.29x = 14,940,771,054,817,558
  5. Step 5: Solve for x
    x = 14,940,771,054,817,558/140,093,909.29
  6. Step 6: Final answer
    x = 106,648,255.66

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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.