Home / 13,965,501,825.60-20,948,252,738.40-12,450,257,246.40

Finding the Fourth Proportional to 13,965,501,825.60, 20,948,252,738.40 and 12,450,257,246.40

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Solution

The fourth proportional to 13,965,501,825.60, 20,948,252,738.40 and 12,450,257,246.40 is: 18,675,385,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,965,501,825.60 : 20,948,252,738.40 = 12,450,257,246.40 : x
  2. Step 2: Convert to fraction form
    13,965,501,825.60/20,948,252,738.40 = 12,450,257,246.40/x
  3. Step 3: Cross multiply
    13,965,501,825.60x = 20,948,252,738.40 × 12,450,257,246.40
  4. Step 4: Simplify right side
    13,965,501,825.60x = 260,811,135,455,683,248,128
  5. Step 5: Solve for x
    x = 260,811,135,455,683,248,128/13,965,501,825.60
  6. Step 6: Final answer
    x = 18,675,385,869.60

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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.