Home / 559,797,148.55-772,536,483.23-305,494,924.97

Finding the Fourth Proportional to 559,797,148.55, 772,536,483.23 and 305,494,924.97

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Solution

The fourth proportional to 559,797,148.55, 772,536,483.23 and 305,494,924.97 is: 421,591,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,797,148.55 : 772,536,483.23 = 305,494,924.97 : x
  2. Step 2: Convert to fraction form
    559,797,148.55/772,536,483.23 = 305,494,924.97/x
  3. Step 3: Cross multiply
    559,797,148.55x = 772,536,483.23 × 305,494,924.97
  4. Step 4: Simplify right side
    559,797,148.55x = 236,005,974,981,340,416
  5. Step 5: Solve for x
    x = 236,005,974,981,340,416/559,797,148.55
  6. Step 6: Final answer
    x = 421,591,956.29

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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.