Home / 1,021,387,263.24-1,532,296,095.84-331,240,703.52

Finding the Fourth Proportional to 1,021,387,263.24, 1,532,296,095.84 and 331,240,703.52

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Solution

The fourth proportional to 1,021,387,263.24, 1,532,296,095.84 and 331,240,703.52 is: 496,930,845.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,387,263.24 : 1,532,296,095.84 = 331,240,703.52 : x
  2. Step 2: Convert to fraction form
    1,021,387,263.24/1,532,296,095.84 = 331,240,703.52/x
  3. Step 3: Cross multiply
    1,021,387,263.24x = 1,532,296,095.84 × 331,240,703.52
  4. Step 4: Simplify right side
    1,021,387,263.24x = 507,558,836,786,990,912
  5. Step 5: Solve for x
    x = 507,558,836,786,990,912/1,021,387,263.24
  6. Step 6: Final answer
    x = 496,930,845.97

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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.