Home / 67,608,837.76-100,844,826.63-61,402,164.79

Finding the Fourth Proportional to 67,608,837.76, 100,844,826.63 and 61,402,164.79

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Solution

The fourth proportional to 67,608,837.76, 100,844,826.63 and 61,402,164.79 is: 91,587,000.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,608,837.76 : 100,844,826.63 = 61,402,164.79 : x
  2. Step 2: Convert to fraction form
    67,608,837.76/100,844,826.63 = 61,402,164.79/x
  3. Step 3: Cross multiply
    67,608,837.76x = 100,844,826.63 × 61,402,164.79
  4. Step 4: Simplify right side
    67,608,837.76x = 6,192,090,662,143,005
  5. Step 5: Solve for x
    x = 6,192,090,662,143,005/67,608,837.76
  6. Step 6: Final answer
    x = 91,587,000.57

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.