Home / 100,907,272.60-151,360,908.90-49,888,936.60

Finding the Fourth Proportional to 100,907,272.60, 151,360,908.90 and 49,888,936.60

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Solution

The fourth proportional to 100,907,272.60, 151,360,908.90 and 49,888,936.60 is: 74,833,404.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,907,272.60 : 151,360,908.90 = 49,888,936.60 : x
  2. Step 2: Convert to fraction form
    100,907,272.60/151,360,908.90 = 49,888,936.60/x
  3. Step 3: Cross multiply
    100,907,272.60x = 151,360,908.90 × 49,888,936.60
  4. Step 4: Simplify right side
    100,907,272.60x = 7,551,234,787,830,476
  5. Step 5: Solve for x
    x = 7,551,234,787,830,476/100,907,272.60
  6. Step 6: Final answer
    x = 74,833,404.90

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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.