Home / 415,255,116.82-622,944,611.77-152,919,496.86

Finding the Fourth Proportional to 415,255,116.82, 622,944,611.77 and 152,919,496.86

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Solution

The fourth proportional to 415,255,116.82, 622,944,611.77 and 152,919,496.86 is: 229,402,053.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,255,116.82 : 622,944,611.77 = 152,919,496.86 : x
  2. Step 2: Convert to fraction form
    415,255,116.82/622,944,611.77 = 152,919,496.86/x
  3. Step 3: Cross multiply
    415,255,116.82x = 622,944,611.77 × 152,919,496.86
  4. Step 4: Simplify right side
    415,255,116.82x = 95,260,376,603,516,448
  5. Step 5: Solve for x
    x = 95,260,376,603,516,448/415,255,116.82
  6. Step 6: Final answer
    x = 229,402,053.69

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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.