Home / 136,767,964.37-188,740,095.59-74,044,723.39

Finding the Fourth Proportional to 136,767,964.37, 188,740,095.59 and 74,044,723.39

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Solution

The fourth proportional to 136,767,964.37, 188,740,095.59 and 74,044,723.39 is: 102,181,883.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,767,964.37 : 188,740,095.59 = 74,044,723.39 : x
  2. Step 2: Convert to fraction form
    136,767,964.37/188,740,095.59 = 74,044,723.39/x
  3. Step 3: Cross multiply
    136,767,964.37x = 188,740,095.59 × 74,044,723.39
  4. Step 4: Simplify right side
    136,767,964.37x = 13,975,208,170,276,972
  5. Step 5: Solve for x
    x = 13,975,208,170,276,972/136,767,964.37
  6. Step 6: Final answer
    x = 102,181,883.27

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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.