Home / 105,782,885.20-158,619,273.72-37,615,669.84

Finding the Fourth Proportional to 105,782,885.20, 158,619,273.72 and 37,615,669.84

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Solution

The fourth proportional to 105,782,885.20, 158,619,273.72 and 37,615,669.84 is: 56,403,927.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,782,885.20 : 158,619,273.72 = 37,615,669.84 : x
  2. Step 2: Convert to fraction form
    105,782,885.20/158,619,273.72 = 37,615,669.84/x
  3. Step 3: Cross multiply
    105,782,885.20x = 158,619,273.72 × 37,615,669.84
  4. Step 4: Simplify right side
    105,782,885.20x = 5,966,570,230,512,109
  5. Step 5: Solve for x
    x = 5,966,570,230,512,109/105,782,885.20
  6. Step 6: Final answer
    x = 56,403,927.91

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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.