Home / 64,234,021,147.40-96,317,948,884.62-28,831,026,460.52

Finding the Fourth Proportional to 64,234,021,147.40, 96,317,948,884.62 and 28,831,026,460.52

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Solution

The fourth proportional to 64,234,021,147.40, 96,317,948,884.62 and 28,831,026,460.52 is: 43,231,690,672.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,234,021,147.40 : 96,317,948,884.62 = 28,831,026,460.52 : x
  2. Step 2: Convert to fraction form
    64,234,021,147.40/96,317,948,884.62 = 28,831,026,460.52/x
  3. Step 3: Cross multiply
    64,234,021,147.40x = 96,317,948,884.62 × 28,831,026,460.52
  4. Step 4: Simplify right side
    64,234,021,147.40x = 2,776,945,332,915,491,831,808
  5. Step 5: Solve for x
    x = 2,776,945,332,915,491,831,808/64,234,021,147.40
  6. Step 6: Final answer
    x = 43,231,690,672.82

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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.