Home / 202,990,774.52-280,127,545.32-110,171,283.56

Finding the Fourth Proportional to 202,990,774.52, 280,127,545.32 and 110,171,283.56

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Solution

The fourth proportional to 202,990,774.52, 280,127,545.32 and 110,171,283.56 is: 152,036,521.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,990,774.52 : 280,127,545.32 = 110,171,283.56 : x
  2. Step 2: Convert to fraction form
    202,990,774.52/280,127,545.32 = 110,171,283.56/x
  3. Step 3: Cross multiply
    202,990,774.52x = 280,127,545.32 × 110,171,283.56
  4. Step 4: Simplify right side
    202,990,774.52x = 30,862,011,228,416,472
  5. Step 5: Solve for x
    x = 30,862,011,228,416,472/202,990,774.52
  6. Step 6: Final answer
    x = 152,036,521.37

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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.