Home / 173,185,639.69-259,776,291.92-42,029,001.54

Finding the Fourth Proportional to 173,185,639.69, 259,776,291.92 and 42,029,001.54

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Solution

The fourth proportional to 173,185,639.69, 259,776,291.92 and 42,029,001.54 is: 63,042,976.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,185,639.69 : 259,776,291.92 = 42,029,001.54 : x
  2. Step 2: Convert to fraction form
    173,185,639.69/259,776,291.92 = 42,029,001.54/x
  3. Step 3: Cross multiply
    173,185,639.69x = 259,776,291.92 × 42,029,001.54
  4. Step 4: Simplify right side
    173,185,639.69x = 10,918,138,171,652,142
  5. Step 5: Solve for x
    x = 10,918,138,171,652,142/173,185,639.69
  6. Step 6: Final answer
    x = 63,042,976.26

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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.