Home / 12,425,823,140.58-18,638,804,388.51-4,144,687,454.34

Finding the Fourth Proportional to 12,425,823,140.58, 18,638,804,388.51 and 4,144,687,454.34

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Solution

The fourth proportional to 12,425,823,140.58, 18,638,804,388.51 and 4,144,687,454.34 is: 6,217,054,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425,823,140.58 : 18,638,804,388.51 = 4,144,687,454.34 : x
  2. Step 2: Convert to fraction form
    12,425,823,140.58/18,638,804,388.51 = 4,144,687,454.34/x
  3. Step 3: Cross multiply
    12,425,823,140.58x = 18,638,804,388.51 × 4,144,687,454.34
  4. Step 4: Simplify right side
    12,425,823,140.58x = 77,252,018,712,954,732,544
  5. Step 5: Solve for x
    x = 77,252,018,712,954,732,544/12,425,823,140.58
  6. Step 6: Final answer
    x = 6,217,054,422.79

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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.