Home / 53,488,459.74-73,814,459.67-29,042,190.30

Finding the Fourth Proportional to 53,488,459.74, 73,814,459.67 and 29,042,190.30

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Solution

The fourth proportional to 53,488,459.74, 73,814,459.67 and 29,042,190.30 is: 40,078,431.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,488,459.74 : 73,814,459.67 = 29,042,190.30 : x
  2. Step 2: Convert to fraction form
    53,488,459.74/73,814,459.67 = 29,042,190.30/x
  3. Step 3: Cross multiply
    53,488,459.74x = 73,814,459.67 × 29,042,190.30
  4. Step 4: Simplify right side
    53,488,459.74x = 2,143,733,584,627,815.25
  5. Step 5: Solve for x
    x = 2,143,733,584,627,815.25/53,488,459.74
  6. Step 6: Final answer
    x = 40,078,431.78

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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.