Home / 64,515,905.40-96,773,858.10-43,016,820.60

Finding the Fourth Proportional to 64,515,905.40, 96,773,858.10 and 43,016,820.60

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Solution

The fourth proportional to 64,515,905.40, 96,773,858.10 and 43,016,820.60 is: 64,525,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,515,905.40 : 96,773,858.10 = 43,016,820.60 : x
  2. Step 2: Convert to fraction form
    64,515,905.40/96,773,858.10 = 43,016,820.60/x
  3. Step 3: Cross multiply
    64,515,905.40x = 96,773,858.10 × 43,016,820.60
  4. Step 4: Simplify right side
    64,515,905.40x = 4,162,903,692,657,556.50
  5. Step 5: Solve for x
    x = 4,162,903,692,657,556.50/64,515,905.40
  6. Step 6: Final answer
    x = 64,525,230.90

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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.