Home / 13,225,526,317.89-18,251,227,305.90-7,285,078,819.89

Finding the Fourth Proportional to 13,225,526,317.89, 18,251,227,305.90 and 7,285,078,819.89

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Solution

The fourth proportional to 13,225,526,317.89, 18,251,227,305.90 and 7,285,078,819.89 is: 10,053,409,315.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225,526,317.89 : 18,251,227,305.90 = 7,285,078,819.89 : x
  2. Step 2: Convert to fraction form
    13,225,526,317.89/18,251,227,305.90 = 7,285,078,819.89/x
  3. Step 3: Cross multiply
    13,225,526,317.89x = 18,251,227,305.90 × 7,285,078,819.89
  4. Step 4: Simplify right side
    13,225,526,317.89x = 132,961,629,483,210,129,408
  5. Step 5: Solve for x
    x = 132,961,629,483,210,129,408/13,225,526,317.89
  6. Step 6: Final answer
    x = 10,053,409,315.24

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1.5x scale

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.