Home / 961,078,800,599.38-1,326,290,058,207.40-521,616,191,597.46

Finding the Fourth Proportional to 961,078,800,599.38, 1,326,290,058,207.40 and 521,616,191,597.46

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Solution

The fourth proportional to 961,078,800,599.38, 1,326,290,058,207.40 and 521,616,191,597.46 is: 719,831,057,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,078,800,599.38 : 1,326,290,058,207.40 = 521,616,191,597.46 : x
  2. Step 2: Convert to fraction form
    961,078,800,599.38/1,326,290,058,207.40 = 521,616,191,597.46/x
  3. Step 3: Cross multiply
    961,078,800,599.38x = 1,326,290,058,207.40 × 521,616,191,597.46
  4. Step 4: Simplify right side
    961,078,800,599.38x = 691,814,369,115,717,492,539,392
  5. Step 5: Solve for x
    x = 691,814,369,115,717,492,539,392/961,078,800,599.38
  6. Step 6: Final answer
    x = 719,831,057,228.88

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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.