Home / 140,963,253.20-211,444,879.80-102,699,501.20

Finding the Fourth Proportional to 140,963,253.20, 211,444,879.80 and 102,699,501.20

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Solution

The fourth proportional to 140,963,253.20, 211,444,879.80 and 102,699,501.20 is: 154,049,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,963,253.20 : 211,444,879.80 = 102,699,501.20 : x
  2. Step 2: Convert to fraction form
    140,963,253.20/211,444,879.80 = 102,699,501.20/x
  3. Step 3: Cross multiply
    140,963,253.20x = 211,444,879.80 × 102,699,501.20
  4. Step 4: Simplify right side
    140,963,253.20x = 21,715,283,686,753,956
  5. Step 5: Solve for x
    x = 21,715,283,686,753,956/140,963,253.20
  6. Step 6: Final answer
    x = 154,049,251.80

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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.