Home / 261,013,545.21-360,096,746.73-149,444,759.19

Finding the Fourth Proportional to 261,013,545.21, 360,096,746.73 and 149,444,759.19

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Solution

The fourth proportional to 261,013,545.21, 360,096,746.73 and 149,444,759.19 is: 206,175,398.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,013,545.21 : 360,096,746.73 = 149,444,759.19 : x
  2. Step 2: Convert to fraction form
    261,013,545.21/360,096,746.73 = 149,444,759.19/x
  3. Step 3: Cross multiply
    261,013,545.21x = 360,096,746.73 × 149,444,759.19
  4. Step 4: Simplify right side
    261,013,545.21x = 53,814,571,600,167,272
  5. Step 5: Solve for x
    x = 53,814,571,600,167,272/261,013,545.21
  6. Step 6: Final answer
    x = 206,175,398.13

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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.