Home / 140,500,748.80-210,751,123.20-49,726,835.20

Finding the Fourth Proportional to 140,500,748.80, 210,751,123.20 and 49,726,835.20

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Solution

The fourth proportional to 140,500,748.80, 210,751,123.20 and 49,726,835.20 is: 74,590,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,500,748.80 : 210,751,123.20 = 49,726,835.20 : x
  2. Step 2: Convert to fraction form
    140,500,748.80/210,751,123.20 = 49,726,835.20/x
  3. Step 3: Cross multiply
    140,500,748.80x = 210,751,123.20 × 49,726,835.20
  4. Step 4: Simplify right side
    140,500,748.80x = 10,479,986,371,581,296
  5. Step 5: Solve for x
    x = 10,479,986,371,581,296/140,500,748.80
  6. Step 6: Final answer
    x = 74,590,252.80

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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.