Home / 1,108,894,051.46-1,530,285,884.26-613,865,026.82

Finding the Fourth Proportional to 1,108,894,051.46, 1,530,285,884.26 and 613,865,026.82

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Solution

The fourth proportional to 1,108,894,051.46, 1,530,285,884.26 and 613,865,026.82 is: 847,140,431.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,894,051.46 : 1,530,285,884.26 = 613,865,026.82 : x
  2. Step 2: Convert to fraction form
    1,108,894,051.46/1,530,285,884.26 = 613,865,026.82/x
  3. Step 3: Cross multiply
    1,108,894,051.46x = 1,530,285,884.26 × 613,865,026.82
  4. Step 4: Simplify right side
    1,108,894,051.46x = 939,388,985,383,532,416
  5. Step 5: Solve for x
    x = 939,388,985,383,532,416/1,108,894,051.46
  6. Step 6: Final answer
    x = 847,140,431.63

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Double scale
Find fourth proportional to 1,108,894,052.46, 1,530,285,885.64 and 613,865,027.82
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1.5x scale

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.