Home / 64,156,814.20-96,235,221.30-18,723,201.40

Finding the Fourth Proportional to 64,156,814.20, 96,235,221.30 and 18,723,201.40

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Solution

The fourth proportional to 64,156,814.20, 96,235,221.30 and 18,723,201.40 is: 28,084,802.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,156,814.20 : 96,235,221.30 = 18,723,201.40 : x
  2. Step 2: Convert to fraction form
    64,156,814.20/96,235,221.30 = 18,723,201.40/x
  3. Step 3: Cross multiply
    64,156,814.20x = 96,235,221.30 × 18,723,201.40
  4. Step 4: Simplify right side
    64,156,814.20x = 1,801,831,430,173,469.50
  5. Step 5: Solve for x
    x = 1,801,831,430,173,469.50/64,156,814.20
  6. Step 6: Final answer
    x = 28,084,802.10

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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.