Home / 13,082,367,965.13-18,053,575,952.27-7,141,920,467.13

Finding the Fourth Proportional to 13,082,367,965.13, 18,053,575,952.27 and 7,141,920,467.13

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Solution

The fourth proportional to 13,082,367,965.13, 18,053,575,952.27 and 7,141,920,467.13 is: 9,855,800,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,367,965.13 : 18,053,575,952.27 = 7,141,920,467.13 : x
  2. Step 2: Convert to fraction form
    13,082,367,965.13/18,053,575,952.27 = 7,141,920,467.13/x
  3. Step 3: Cross multiply
    13,082,367,965.13x = 18,053,575,952.27 × 7,141,920,467.13
  4. Step 4: Simplify right side
    13,082,367,965.13x = 128,937,203,598,367,375,360
  5. Step 5: Solve for x
    x = 128,937,203,598,367,375,360/13,082,367,965.13
  6. Step 6: Final answer
    x = 9,855,800,107.60

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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.