Home / 13,402,986,067.40-18,498,131,599.84-10,182,596,678.18

Finding the Fourth Proportional to 13,402,986,067.40, 18,498,131,599.84 and 10,182,596,678.18

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Solution

The fourth proportional to 13,402,986,067.40, 18,498,131,599.84 and 10,182,596,678.18 is: 14,053,511,093.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,402,986,067.40 : 18,498,131,599.84 = 10,182,596,678.18 : x
  2. Step 2: Convert to fraction form
    13,402,986,067.40/18,498,131,599.84 = 10,182,596,678.18/x
  3. Step 3: Cross multiply
    13,402,986,067.40x = 18,498,131,599.84 × 10,182,596,678.18
  4. Step 4: Simplify right side
    13,402,986,067.40x = 188,359,013,381,067,276,288
  5. Step 5: Solve for x
    x = 188,359,013,381,067,276,288/13,402,986,067.40
  6. Step 6: Final answer
    x = 14,053,511,093.26

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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.