Home / 136,733,061.06-188,691,633.48-74,853,399.62

Finding the Fourth Proportional to 136,733,061.06, 188,691,633.48 and 74,853,399.62

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Solution

The fourth proportional to 136,733,061.06, 188,691,633.48 and 74,853,399.62 is: 103,297,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,733,061.06 : 188,691,633.48 = 74,853,399.62 : x
  2. Step 2: Convert to fraction form
    136,733,061.06/188,691,633.48 = 74,853,399.62/x
  3. Step 3: Cross multiply
    136,733,061.06x = 188,691,633.48 × 74,853,399.62
  4. Step 4: Simplify right side
    136,733,061.06x = 14,124,210,245,829,012
  5. Step 5: Solve for x
    x = 14,124,210,245,829,012/136,733,061.06
  6. Step 6: Final answer
    x = 103,297,696.52

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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.