Home / 912,911,145,522.83-1,259,933,606,669.30-552,031,542,822.60

Finding the Fourth Proportional to 912,911,145,522.83, 1,259,933,606,669.30 and 552,031,542,822.60

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Solution

The fourth proportional to 912,911,145,522.83, 1,259,933,606,669.30 and 552,031,542,822.60 is: 761,873,810,123.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,911,145,522.83 : 1,259,933,606,669.30 = 552,031,542,822.60 : x
  2. Step 2: Convert to fraction form
    912,911,145,522.83/1,259,933,606,669.30 = 552,031,542,822.60/x
  3. Step 3: Cross multiply
    912,911,145,522.83x = 1,259,933,606,669.30 × 552,031,542,822.60
  4. Step 4: Simplify right side
    912,911,145,522.83x = 695,523,092,743,696,588,734,464
  5. Step 5: Solve for x
    x = 695,523,092,743,696,588,734,464/912,911,145,522.83
  6. Step 6: Final answer
    x = 761,873,810,123.51

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Double scale
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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.