Home / 64,058,064.60-96,077,765.70-18,615,120.60

Finding the Fourth Proportional to 64,058,064.60, 96,077,765.70 and 18,615,120.60

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Solution

The fourth proportional to 64,058,064.60, 96,077,765.70 and 18,615,120.60 is: 27,919,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,058,064.60 : 96,077,765.70 = 18,615,120.60 : x
  2. Step 2: Convert to fraction form
    64,058,064.60/96,077,765.70 = 18,615,120.60/x
  3. Step 3: Cross multiply
    64,058,064.60x = 96,077,765.70 × 18,615,120.60
  4. Step 4: Simplify right side
    64,058,064.60x = 1,788,499,195,484,043.50
  5. Step 5: Solve for x
    x = 1,788,499,195,484,043.50/64,058,064.60
  6. Step 6: Final answer
    x = 27,919,969.28

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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.