Home / 402,431,119,002.81-603,582,707,160.14-133,797,755,452.41

Finding the Fourth Proportional to 402,431,119,002.81, 603,582,707,160.14 and 133,797,755,452.41

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Solution

The fourth proportional to 402,431,119,002.81, 603,582,707,160.14 and 133,797,755,452.41 is: 200,675,364,390.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,431,119,002.81 : 603,582,707,160.14 = 133,797,755,452.41 : x
  2. Step 2: Convert to fraction form
    402,431,119,002.81/603,582,707,160.14 = 133,797,755,452.41/x
  3. Step 3: Cross multiply
    402,431,119,002.81x = 603,582,707,160.14 × 133,797,755,452.41
  4. Step 4: Simplify right side
    402,431,119,002.81x = 80,758,011,447,916,021,940,224
  5. Step 5: Solve for x
    x = 80,758,011,447,916,021,940,224/402,431,119,002.81
  6. Step 6: Final answer
    x = 200,675,364,390.38

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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.