Home / 136,767,966.37-188,740,098.35-74,044,725.39

Finding the Fourth Proportional to 136,767,966.37, 188,740,098.35 and 74,044,725.39

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Solution

The fourth proportional to 136,767,966.37, 188,740,098.35 and 74,044,725.39 is: 102,181,886.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,767,966.37 : 188,740,098.35 = 74,044,725.39 : x
  2. Step 2: Convert to fraction form
    136,767,966.37/188,740,098.35 = 74,044,725.39/x
  3. Step 3: Cross multiply
    136,767,966.37x = 188,740,098.35 × 74,044,725.39
  4. Step 4: Simplify right side
    136,767,966.37x = 13,975,208,752,407,342
  5. Step 5: Solve for x
    x = 13,975,208,752,407,342/136,767,966.37
  6. Step 6: Final answer
    x = 102,181,886.03

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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.