Home / 402,431,119,003.95-603,582,707,161.80-133,797,755,453.54

Finding the Fourth Proportional to 402,431,119,003.95, 603,582,707,161.80 and 133,797,755,453.54

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Solution

The fourth proportional to 402,431,119,003.95, 603,582,707,161.80 and 133,797,755,453.54 is: 200,675,364,392.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,431,119,003.95 : 603,582,707,161.80 = 133,797,755,453.54 : x
  2. Step 2: Convert to fraction form
    402,431,119,003.95/603,582,707,161.80 = 133,797,755,453.54/x
  3. Step 3: Cross multiply
    402,431,119,003.95x = 603,582,707,161.80 × 133,797,755,453.54
  4. Step 4: Simplify right side
    402,431,119,003.95x = 80,758,011,448,820,162,887,680
  5. Step 5: Solve for x
    x = 80,758,011,448,820,162,887,680/402,431,119,003.95
  6. Step 6: Final answer
    x = 200,675,364,392.06

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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.