Home / 156,769,344,010.65-235,154,016,015.97-140,606,735,165.85

Finding the Fourth Proportional to 156,769,344,010.65, 235,154,016,015.97 and 140,606,735,165.85

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Solution

The fourth proportional to 156,769,344,010.65, 235,154,016,015.97 and 140,606,735,165.85 is: 210,910,102,748.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,769,344,010.65 : 235,154,016,015.97 = 140,606,735,165.85 : x
  2. Step 2: Convert to fraction form
    156,769,344,010.65/235,154,016,015.97 = 140,606,735,165.85/x
  3. Step 3: Cross multiply
    156,769,344,010.65x = 235,154,016,015.97 × 140,606,735,165.85
  4. Step 4: Simplify right side
    156,769,344,010.65x = 33,064,238,453,143,545,839,616
  5. Step 5: Solve for x
    x = 33,064,238,453,143,545,839,616/156,769,344,010.65
  6. Step 6: Final answer
    x = 210,910,102,748.77

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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.