Home / 98,421,004.23-135,818,353.40-54,367,054.91

Finding the Fourth Proportional to 98,421,004.23, 135,818,353.40 and 54,367,054.91

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Solution

The fourth proportional to 98,421,004.23, 135,818,353.40 and 54,367,054.91 is: 75,025,081.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,421,004.23 : 135,818,353.40 = 54,367,054.91 : x
  2. Step 2: Convert to fraction form
    98,421,004.23/135,818,353.40 = 54,367,054.91/x
  3. Step 3: Cross multiply
    98,421,004.23x = 135,818,353.40 × 54,367,054.91
  4. Step 4: Simplify right side
    98,421,004.23x = 7,384,043,876,641,977
  5. Step 5: Solve for x
    x = 7,384,043,876,641,977/98,421,004.23
  6. Step 6: Final answer
    x = 75,025,081.63

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