Home / 64,055,091.51-96,042,262.50-54,343,105.65

Finding the Fourth Proportional to 64,055,091.51, 96,042,262.50 and 54,343,105.65

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Solution

The fourth proportional to 64,055,091.51, 96,042,262.50 and 54,343,105.65 is: 81,480,405.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,055,091.51 : 96,042,262.50 = 54,343,105.65 : x
  2. Step 2: Convert to fraction form
    64,055,091.51/96,042,262.50 = 54,343,105.65/x
  3. Step 3: Cross multiply
    64,055,091.51x = 96,042,262.50 × 54,343,105.65
  4. Step 4: Simplify right side
    64,055,091.51x = 5,219,234,817,902,533
  5. Step 5: Solve for x
    x = 5,219,234,817,902,533/64,055,091.51
  6. Step 6: Final answer
    x = 81,480,405.30

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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.