Home / 961,078,800,877.41-1,326,290,058,589.60-521,616,191,874.06

Finding the Fourth Proportional to 961,078,800,877.41, 1,326,290,058,589.60 and 521,616,191,874.06

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Solution

The fourth proportional to 961,078,800,877.41, 1,326,290,058,589.60 and 521,616,191,874.06 is: 719,831,057,609.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,078,800,877.41 : 1,326,290,058,589.60 = 521,616,191,874.06 : x
  2. Step 2: Convert to fraction form
    961,078,800,877.41/1,326,290,058,589.60 = 521,616,191,874.06/x
  3. Step 3: Cross multiply
    961,078,800,877.41x = 1,326,290,058,589.60 × 521,616,191,874.06
  4. Step 4: Simplify right side
    961,078,800,877.41x = 691,814,369,681,931,084,234,752
  5. Step 5: Solve for x
    x = 691,814,369,681,931,084,234,752/961,078,800,877.41
  6. Step 6: Final answer
    x = 719,831,057,609.79

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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.