Home / 226,782,531,220.66-312,960,018,630.74-122,495,991,982.64

Finding the Fourth Proportional to 226,782,531,220.66, 312,960,018,630.74 and 122,495,991,982.64

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Solution

The fourth proportional to 226,782,531,220.66, 312,960,018,630.74 and 122,495,991,982.64 is: 169,044,536,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,782,531,220.66 : 312,960,018,630.74 = 122,495,991,982.64 : x
  2. Step 2: Convert to fraction form
    226,782,531,220.66/312,960,018,630.74 = 122,495,991,982.64/x
  3. Step 3: Cross multiply
    226,782,531,220.66x = 312,960,018,630.74 × 122,495,991,982.64
  4. Step 4: Simplify right side
    226,782,531,220.66x = 38,336,347,933,077,986,607,104
  5. Step 5: Solve for x
    x = 38,336,347,933,077,986,607,104/226,782,531,220.66
  6. Step 6: Final answer
    x = 169,044,536,749.51

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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.