Home / 103,279,275.86-154,939,358.66-29,503,692.59

Finding the Fourth Proportional to 103,279,275.86, 154,939,358.66 and 29,503,692.59

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Solution

The fourth proportional to 103,279,275.86, 154,939,358.66 and 29,503,692.59 is: 44,261,379.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,279,275.86 : 154,939,358.66 = 29,503,692.59 : x
  2. Step 2: Convert to fraction form
    103,279,275.86/154,939,358.66 = 29,503,692.59/x
  3. Step 3: Cross multiply
    103,279,275.86x = 154,939,358.66 × 29,503,692.59
  4. Step 4: Simplify right side
    103,279,275.86x = 4,571,283,207,074,179
  5. Step 5: Solve for x
    x = 4,571,283,207,074,179/103,279,275.86
  6. Step 6: Final answer
    x = 44,261,379.34

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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.