Home / 100,955,274.84-151,458,391.08-28,171,994.76

Finding the Fourth Proportional to 100,955,274.84, 151,458,391.08 and 28,171,994.76

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Solution

The fourth proportional to 100,955,274.84, 151,458,391.08 and 28,171,994.76 is: 42,265,102.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,955,274.84 : 151,458,391.08 = 28,171,994.76 : x
  2. Step 2: Convert to fraction form
    100,955,274.84/151,458,391.08 = 28,171,994.76/x
  3. Step 3: Cross multiply
    100,955,274.84x = 151,458,391.08 × 28,171,994.76
  4. Step 4: Simplify right side
    100,955,274.84x = 4,266,884,999,863,791.50
  5. Step 5: Solve for x
    x = 4,266,884,999,863,791.50/100,955,274.84
  6. Step 6: Final answer
    x = 42,265,102.11

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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.