Home / 836,356,464-1,154,038,362.84-465,081,196.32

Finding the Fourth Proportional to 836,356,464, 1,154,038,362.84 and 465,081,196.32

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Solution

The fourth proportional to 836,356,464, 1,154,038,362.84 and 465,081,196.32 is: 641,737,782.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,356,464 : 1,154,038,362.84 = 465,081,196.32 : x
  2. Step 2: Convert to fraction form
    836,356,464/1,154,038,362.84 = 465,081,196.32/x
  3. Step 3: Cross multiply
    836,356,464x = 1,154,038,362.84 × 465,081,196.32
  4. Step 4: Simplify right side
    836,356,464x = 536,721,542,388,801,408
  5. Step 5: Solve for x
    x = 536,721,542,388,801,408/836,356,464
  6. Step 6: Final answer
    x = 641,737,782.26

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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.