Home / 12,954,117,581.60-19,431,176,226.60-3,139,465,193.60

Finding the Fourth Proportional to 12,954,117,581.60, 19,431,176,226.60 and 3,139,465,193.60

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Solution

The fourth proportional to 12,954,117,581.60, 19,431,176,226.60 and 3,139,465,193.60 is: 4,709,197,755.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,954,117,581.60 : 19,431,176,226.60 = 3,139,465,193.60 : x
  2. Step 2: Convert to fraction form
    12,954,117,581.60/19,431,176,226.60 = 3,139,465,193.60/x
  3. Step 3: Cross multiply
    12,954,117,581.60x = 19,431,176,226.60 × 3,139,465,193.60
  4. Step 4: Simplify right side
    12,954,117,581.60x = 61,003,501,434,118,479,872
  5. Step 5: Solve for x
    x = 61,003,501,434,118,479,872/12,954,117,581.60
  6. Step 6: Final answer
    x = 4,709,197,755.06

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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.