Home / 1,381,867,334,456.40-2,073,083,706,965.30-475,187,391,093.10

Finding the Fourth Proportional to 1,381,867,334,456.40, 2,073,083,706,965.30 and 475,187,391,093.10

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Solution

The fourth proportional to 1,381,867,334,456.40, 2,073,083,706,965.30 and 475,187,391,093.10 is: 712,878,301,460.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,867,334,456.40 : 2,073,083,706,965.30 = 475,187,391,093.10 : x
  2. Step 2: Convert to fraction form
    1,381,867,334,456.40/2,073,083,706,965.30 = 475,187,391,093.10/x
  3. Step 3: Cross multiply
    1,381,867,334,456.40x = 2,073,083,706,965.30 × 475,187,391,093.10
  4. Step 4: Simplify right side
    1,381,867,334,456.40x = 985,103,238,230,453,459,615,744
  5. Step 5: Solve for x
    x = 985,103,238,230,453,459,615,744/1,381,867,334,456.40
  6. Step 6: Final answer
    x = 712,878,301,460.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.