Home / 64,518,453.80-96,777,680.70-57,464,066.60

Finding the Fourth Proportional to 64,518,453.80, 96,777,680.70 and 57,464,066.60

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Solution

The fourth proportional to 64,518,453.80, 96,777,680.70 and 57,464,066.60 is: 86,196,099.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,518,453.80 : 96,777,680.70 = 57,464,066.60 : x
  2. Step 2: Convert to fraction form
    64,518,453.80/96,777,680.70 = 57,464,066.60/x
  3. Step 3: Cross multiply
    64,518,453.80x = 96,777,680.70 × 57,464,066.60
  4. Step 4: Simplify right side
    64,518,453.80x = 5,561,239,089,138,335
  5. Step 5: Solve for x
    x = 5,561,239,089,138,335/64,518,453.80
  6. Step 6: Final answer
    x = 86,196,099.90

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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.