Home / 523,377,213.94-722,239,527.04-285,217,341.07

Finding the Fourth Proportional to 523,377,213.94, 722,239,527.04 and 285,217,341.07

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Solution

The fourth proportional to 523,377,213.94, 722,239,527.04 and 285,217,341.07 is: 393,588,471.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,377,213.94 : 722,239,527.04 = 285,217,341.07 : x
  2. Step 2: Convert to fraction form
    523,377,213.94/722,239,527.04 = 285,217,341.07/x
  3. Step 3: Cross multiply
    523,377,213.94x = 722,239,527.04 × 285,217,341.07
  4. Step 4: Simplify right side
    523,377,213.94x = 205,995,237,516,003,520
  5. Step 5: Solve for x
    x = 205,995,237,516,003,520/523,377,213.94
  6. Step 6: Final answer
    x = 393,588,471.24

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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.