Home / 179,456,072.76-247,732,118.82-105,106,369.68

Finding the Fourth Proportional to 179,456,072.76, 247,732,118.82 and 105,106,369.68

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Solution

The fourth proportional to 179,456,072.76, 247,732,118.82 and 105,106,369.68 is: 145,095,249.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,456,072.76 : 247,732,118.82 = 105,106,369.68 : x
  2. Step 2: Convert to fraction form
    179,456,072.76/247,732,118.82 = 105,106,369.68/x
  3. Step 3: Cross multiply
    179,456,072.76x = 247,732,118.82 × 105,106,369.68
  4. Step 4: Simplify right side
    179,456,072.76x = 26,038,223,662,304,608
  5. Step 5: Solve for x
    x = 26,038,223,662,304,608/179,456,072.76
  6. Step 6: Final answer
    x = 145,095,249.56

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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.