Home / 107,488,948.69-161,231,802.77-48,359,571.57

Finding the Fourth Proportional to 107,488,948.69, 161,231,802.77 and 48,359,571.57

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Solution

The fourth proportional to 107,488,948.69, 161,231,802.77 and 48,359,571.57 is: 72,538,628.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,488,948.69 : 161,231,802.77 = 48,359,571.57 : x
  2. Step 2: Convert to fraction form
    107,488,948.69/161,231,802.77 = 48,359,571.57/x
  3. Step 3: Cross multiply
    107,488,948.69x = 161,231,802.77 × 48,359,571.57
  4. Step 4: Simplify right side
    107,488,948.69x = 7,797,100,905,415,940
  5. Step 5: Solve for x
    x = 7,797,100,905,415,940/107,488,948.69
  6. Step 6: Final answer
    x = 72,538,628.39

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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.