Home / 905,395,443.27-1,356,707,011.50-609,193,440.02

Finding the Fourth Proportional to 905,395,443.27, 1,356,707,011.50 and 609,193,440.02

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Solution

The fourth proportional to 905,395,443.27, 1,356,707,011.50 and 609,193,440.02 is: 912,857,489.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,395,443.27 : 1,356,707,011.50 = 609,193,440.02 : x
  2. Step 2: Convert to fraction form
    905,395,443.27/1,356,707,011.50 = 609,193,440.02/x
  3. Step 3: Cross multiply
    905,395,443.27x = 1,356,707,011.50 × 609,193,440.02
  4. Step 4: Simplify right side
    905,395,443.27x = 826,497,011,428,155,136
  5. Step 5: Solve for x
    x = 826,497,011,428,155,136/905,395,443.27
  6. Step 6: Final answer
    x = 912,857,489.59

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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.