Home / 64,638,102.20-96,957,153.30-21,508,712.60

Finding the Fourth Proportional to 64,638,102.20, 96,957,153.30 and 21,508,712.60

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Solution

The fourth proportional to 64,638,102.20, 96,957,153.30 and 21,508,712.60 is: 32,263,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,638,102.20 : 96,957,153.30 = 21,508,712.60 : x
  2. Step 2: Convert to fraction form
    64,638,102.20/96,957,153.30 = 21,508,712.60/x
  3. Step 3: Cross multiply
    64,638,102.20x = 96,957,153.30 × 21,508,712.60
  4. Step 4: Simplify right side
    64,638,102.20x = 2,085,423,544,843,841.75
  5. Step 5: Solve for x
    x = 2,085,423,544,843,841.75/64,638,102.20
  6. Step 6: Final answer
    x = 32,263,068.90

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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.