Home / 504,453,610.80-756,680,416.20-402,416,938.80

Finding the Fourth Proportional to 504,453,610.80, 756,680,416.20 and 402,416,938.80

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Solution

The fourth proportional to 504,453,610.80, 756,680,416.20 and 402,416,938.80 is: 603,625,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,453,610.80 : 756,680,416.20 = 402,416,938.80 : x
  2. Step 2: Convert to fraction form
    504,453,610.80/756,680,416.20 = 402,416,938.80/x
  3. Step 3: Cross multiply
    504,453,610.80x = 756,680,416.20 × 402,416,938.80
  4. Step 4: Simplify right side
    504,453,610.80x = 304,501,016,737,113,984
  5. Step 5: Solve for x
    x = 304,501,016,737,113,984/504,453,610.80
  6. Step 6: Final answer
    x = 603,625,408.20

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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.