Home / 836,508,354.64-1,154,375,148.97-460,156,841.26

Finding the Fourth Proportional to 836,508,354.64, 1,154,375,148.97 and 460,156,841.26

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Solution

The fourth proportional to 836,508,354.64, 1,154,375,148.97 and 460,156,841.26 is: 635,012,931.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,508,354.64 : 1,154,375,148.97 = 460,156,841.26 : x
  2. Step 2: Convert to fraction form
    836,508,354.64/1,154,375,148.97 = 460,156,841.26/x
  3. Step 3: Cross multiply
    836,508,354.64x = 1,154,375,148.97 × 460,156,841.26
  4. Step 4: Simplify right side
    836,508,354.64x = 531,193,622,179,077,120
  5. Step 5: Solve for x
    x = 531,193,622,179,077,120/836,508,354.64
  6. Step 6: Final answer
    x = 635,012,931.11

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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.