Home / 13,325,758,087.20-18,389,547,903.44-7,385,694,082.08

Finding the Fourth Proportional to 13,325,758,087.20, 18,389,547,903.44 and 7,385,694,082.08

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Solution

The fourth proportional to 13,325,758,087.20, 18,389,547,903.44 and 7,385,694,082.08 is: 10,192,258,799.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325,758,087.20 : 18,389,547,903.44 = 7,385,694,082.08 : x
  2. Step 2: Convert to fraction form
    13,325,758,087.20/18,389,547,903.44 = 7,385,694,082.08/x
  3. Step 3: Cross multiply
    13,325,758,087.20x = 18,389,547,903.44 × 7,385,694,082.08
  4. Step 4: Simplify right side
    13,325,758,087.20x = 135,819,575,122,563,465,216
  5. Step 5: Solve for x
    x = 135,819,575,122,563,465,216/13,325,758,087.20
  6. Step 6: Final answer
    x = 10,192,258,799.37

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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.