Home / 66,433,663.20-99,650,494.80-49,214,974.80

Finding the Fourth Proportional to 66,433,663.20, 99,650,494.80 and 49,214,974.80

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Solution

The fourth proportional to 66,433,663.20, 99,650,494.80 and 49,214,974.80 is: 73,822,462.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,433,663.20 : 99,650,494.80 = 49,214,974.80 : x
  2. Step 2: Convert to fraction form
    66,433,663.20/99,650,494.80 = 49,214,974.80/x
  3. Step 3: Cross multiply
    66,433,663.20x = 99,650,494.80 × 49,214,974.80
  4. Step 4: Simplify right side
    66,433,663.20x = 4,904,296,590,389,531
  5. Step 5: Solve for x
    x = 4,904,296,590,389,531/66,433,663.20
  6. Step 6: Final answer
    x = 73,822,462.20

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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.