Home / 210,646,036.09-315,855,444.61-95,567,789.53

Finding the Fourth Proportional to 210,646,036.09, 315,855,444.61 and 95,567,789.53

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Solution

The fourth proportional to 210,646,036.09, 315,855,444.61 and 95,567,789.53 is: 143,300,140.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,646,036.09 : 315,855,444.61 = 95,567,789.53 : x
  2. Step 2: Convert to fraction form
    210,646,036.09/315,855,444.61 = 95,567,789.53/x
  3. Step 3: Cross multiply
    210,646,036.09x = 315,855,444.61 × 95,567,789.53
  4. Step 4: Simplify right side
    210,646,036.09x = 30,185,606,652,393,056
  5. Step 5: Solve for x
    x = 30,185,606,652,393,056/210,646,036.09
  6. Step 6: Final answer
    x = 143,300,140.90

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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.