Home / 13,215,744,078.60-19,823,616,117.90-9,259,912,475.40

Finding the Fourth Proportional to 13,215,744,078.60, 19,823,616,117.90 and 9,259,912,475.40

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Solution

The fourth proportional to 13,215,744,078.60, 19,823,616,117.90 and 9,259,912,475.40 is: 13,889,868,713.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,215,744,078.60 : 19,823,616,117.90 = 9,259,912,475.40 : x
  2. Step 2: Convert to fraction form
    13,215,744,078.60/19,823,616,117.90 = 9,259,912,475.40/x
  3. Step 3: Cross multiply
    13,215,744,078.60x = 19,823,616,117.90 × 9,259,912,475.40
  4. Step 4: Simplify right side
    13,215,744,078.60x = 183,564,950,197,682,733,056
  5. Step 5: Solve for x
    x = 183,564,950,197,682,733,056/13,215,744,078.60
  6. Step 6: Final answer
    x = 13,889,868,713.10

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1.5x scale

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.