Home / 117,174,705.82-175,639,022.70-39,424,618.87

Finding the Fourth Proportional to 117,174,705.82, 175,639,022.70 and 39,424,618.87

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Solution

The fourth proportional to 117,174,705.82, 175,639,022.70 and 39,424,618.87 is: 59,095,531.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,174,705.82 : 175,639,022.70 = 39,424,618.87 : x
  2. Step 2: Convert to fraction form
    117,174,705.82/175,639,022.70 = 39,424,618.87/x
  3. Step 3: Cross multiply
    117,174,705.82x = 175,639,022.70 × 39,424,618.87
  4. Step 4: Simplify right side
    117,174,705.82x = 6,924,501,528,646,777
  5. Step 5: Solve for x
    x = 6,924,501,528,646,777/117,174,705.82
  6. Step 6: Final answer
    x = 59,095,531.58

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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.