Home / 562,484,453.13-843,720,381.14-198,893,778.57

Finding the Fourth Proportional to 562,484,453.13, 843,720,381.14 and 198,893,778.57

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Solution

The fourth proportional to 562,484,453.13, 843,720,381.14 and 198,893,778.57 is: 298,338,440.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,484,453.13 : 843,720,381.14 = 198,893,778.57 : x
  2. Step 2: Convert to fraction form
    562,484,453.13/843,720,381.14 = 198,893,778.57/x
  3. Step 3: Cross multiply
    562,484,453.13x = 843,720,381.14 × 198,893,778.57
  4. Step 4: Simplify right side
    562,484,453.13x = 167,810,734,660,460,672
  5. Step 5: Solve for x
    x = 167,810,734,660,460,672/562,484,453.13
  6. Step 6: Final answer
    x = 298,338,440.69

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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.