Home / 210,646,035.09-315,855,443.12-95,567,788.53

Finding the Fourth Proportional to 210,646,035.09, 315,855,443.12 and 95,567,788.53

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Solution

The fourth proportional to 210,646,035.09, 315,855,443.12 and 95,567,788.53 is: 143,300,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,646,035.09 : 315,855,443.12 = 95,567,788.53 : x
  2. Step 2: Convert to fraction form
    210,646,035.09/315,855,443.12 = 95,567,788.53/x
  3. Step 3: Cross multiply
    210,646,035.09x = 315,855,443.12 × 95,567,788.53
  4. Step 4: Simplify right side
    210,646,035.09x = 30,185,606,193,663,764
  5. Step 5: Solve for x
    x = 30,185,606,193,663,764/210,646,035.09
  6. Step 6: Final answer
    x = 143,300,139.41

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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.