Home / 134,597,054.61-185,743,940.81-72,717,392.97

Finding the Fourth Proportional to 134,597,054.61, 185,743,940.81 and 72,717,392.97

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Solution

The fourth proportional to 134,597,054.61, 185,743,940.81 and 72,717,392.97 is: 100,350,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,597,054.61 : 185,743,940.81 = 72,717,392.97 : x
  2. Step 2: Convert to fraction form
    134,597,054.61/185,743,940.81 = 72,717,392.97/x
  3. Step 3: Cross multiply
    134,597,054.61x = 185,743,940.81 × 72,717,392.97
  4. Step 4: Simplify right side
    134,597,054.61x = 13,506,815,135,313,604
  5. Step 5: Solve for x
    x = 13,506,815,135,313,604/134,597,054.61
  6. Step 6: Final answer
    x = 100,350,005.24

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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.