Home / 412,826,117.70-569,700,136.33-227,187,133.39

Finding the Fourth Proportional to 412,826,117.70, 569,700,136.33 and 227,187,133.39

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Solution

The fourth proportional to 412,826,117.70, 569,700,136.33 and 227,187,133.39 is: 313,518,295.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,826,117.70 : 569,700,136.33 = 227,187,133.39 : x
  2. Step 2: Convert to fraction form
    412,826,117.70/569,700,136.33 = 227,187,133.39/x
  3. Step 3: Cross multiply
    412,826,117.70x = 569,700,136.33 × 227,187,133.39
  4. Step 4: Simplify right side
    412,826,117.70x = 129,428,540,862,712,672
  5. Step 5: Solve for x
    x = 129,428,540,862,712,672/412,826,117.70
  6. Step 6: Final answer
    x = 313,518,295.75

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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.