Home / 72,677,934.42-100,301,579.01-41,744,073.30

Finding the Fourth Proportional to 72,677,934.42, 100,301,579.01 and 41,744,073.30

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Solution

The fourth proportional to 72,677,934.42, 100,301,579.01 and 41,744,073.30 is: 57,610,284.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,677,934.42 : 100,301,579.01 = 41,744,073.30 : x
  2. Step 2: Convert to fraction form
    72,677,934.42/100,301,579.01 = 41,744,073.30/x
  3. Step 3: Cross multiply
    72,677,934.42x = 100,301,579.01 × 41,744,073.30
  4. Step 4: Simplify right side
    72,677,934.42x = 4,186,996,466,299,181.50
  5. Step 5: Solve for x
    x = 4,186,996,466,299,181.50/72,677,934.42
  6. Step 6: Final answer
    x = 57,610,284.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.