Home / 808,085,523.88-1,115,158,353.24-436,807,554.04

Finding the Fourth Proportional to 808,085,523.88, 1,115,158,353.24 and 436,807,554.04

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Solution

The fourth proportional to 808,085,523.88, 1,115,158,353.24 and 436,807,554.04 is: 602,794,603.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,085,523.88 : 1,115,158,353.24 = 436,807,554.04 : x
  2. Step 2: Convert to fraction form
    808,085,523.88/1,115,158,353.24 = 436,807,554.04/x
  3. Step 3: Cross multiply
    808,085,523.88x = 1,115,158,353.24 × 436,807,554.04
  4. Step 4: Simplify right side
    808,085,523.88x = 487,109,592,646,038,720
  5. Step 5: Solve for x
    x = 487,109,592,646,038,720/808,085,523.88
  6. Step 6: Final answer
    x = 602,794,603.11

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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.