Home / 219,274,279.22-328,931,710.68-71,722,674.74

Finding the Fourth Proportional to 219,274,279.22, 328,931,710.68 and 71,722,674.74

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Solution

The fourth proportional to 219,274,279.22, 328,931,710.68 and 71,722,674.74 is: 107,590,649.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,274,279.22 : 328,931,710.68 = 71,722,674.74 : x
  2. Step 2: Convert to fraction form
    219,274,279.22/328,931,710.68 = 71,722,674.74/x
  3. Step 3: Cross multiply
    219,274,279.22x = 328,931,710.68 × 71,722,674.74
  4. Step 4: Simplify right side
    219,274,279.22x = 23,591,862,096,773,424
  5. Step 5: Solve for x
    x = 23,591,862,096,773,424/219,274,279.22
  6. Step 6: Final answer
    x = 107,590,649.39

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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.