Home / 19,045,718,380.56-28,579,717,712.71-7,102,221,933.85

Finding the Fourth Proportional to 19,045,718,380.56, 28,579,717,712.71 and 7,102,221,933.85

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Solution

The fourth proportional to 19,045,718,380.56, 28,579,717,712.71 and 7,102,221,933.85 is: 10,657,487,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045,718,380.56 : 28,579,717,712.71 = 7,102,221,933.85 : x
  2. Step 2: Convert to fraction form
    19,045,718,380.56/28,579,717,712.71 = 7,102,221,933.85/x
  3. Step 3: Cross multiply
    19,045,718,380.56x = 28,579,717,712.71 × 7,102,221,933.85
  4. Step 4: Simplify right side
    19,045,718,380.56x = 202,979,498,002,450,317,312
  5. Step 5: Solve for x
    x = 202,979,498,002,450,317,312/19,045,718,380.56
  6. Step 6: Final answer
    x = 10,657,487,102.70

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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.