Home / 90,841,382.33-125,362,429.65-51,682,316.27

Finding the Fourth Proportional to 90,841,382.33, 125,362,429.65 and 51,682,316.27

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Solution

The fourth proportional to 90,841,382.33, 125,362,429.65 and 51,682,316.27 is: 71,322,348.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,841,382.33 : 125,362,429.65 = 51,682,316.27 : x
  2. Step 2: Convert to fraction form
    90,841,382.33/125,362,429.65 = 51,682,316.27/x
  3. Step 3: Cross multiply
    90,841,382.33x = 125,362,429.65 × 51,682,316.27
  4. Step 4: Simplify right side
    90,841,382.33x = 6,479,020,736,920,114
  5. Step 5: Solve for x
    x = 6,479,020,736,920,114/90,841,382.33
  6. Step 6: Final answer
    x = 71,322,348.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.