Home / 620,588,994.33-930,603,358.66-177,830,402.37

Finding the Fourth Proportional to 620,588,994.33, 930,603,358.66 and 177,830,402.37

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Solution

The fourth proportional to 620,588,994.33, 930,603,358.66 and 177,830,402.37 is: 266,665,331.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,588,994.33 : 930,603,358.66 = 177,830,402.37 : x
  2. Step 2: Convert to fraction form
    620,588,994.33/930,603,358.66 = 177,830,402.37/x
  3. Step 3: Cross multiply
    620,588,994.33x = 930,603,358.66 × 177,830,402.37
  4. Step 4: Simplify right side
    620,588,994.33x = 165,489,569,716,492,064
  5. Step 5: Solve for x
    x = 165,489,569,716,492,064/620,588,994.33
  6. Step 6: Final answer
    x = 266,665,331.21

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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.