Home / 82,678,161.54-114,091,521.39-45,501,336.39

Finding the Fourth Proportional to 82,678,161.54, 114,091,521.39 and 45,501,336.39

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Solution

The fourth proportional to 82,678,161.54, 114,091,521.39 and 45,501,336.39 is: 62,789,454.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,678,161.54 : 114,091,521.39 = 45,501,336.39 : x
  2. Step 2: Convert to fraction form
    82,678,161.54/114,091,521.39 = 45,501,336.39/x
  3. Step 3: Cross multiply
    82,678,161.54x = 114,091,521.39 × 45,501,336.39
  4. Step 4: Simplify right side
    82,678,161.54x = 5,191,316,694,013,270
  5. Step 5: Solve for x
    x = 5,191,316,694,013,270/82,678,161.54
  6. Step 6: Final answer
    x = 62,789,454.89

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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.