Home / 28,053,838,795.68-42,086,172,243.44-9,162,047,626.29

Finding the Fourth Proportional to 28,053,838,795.68, 42,086,172,243.44 and 9,162,047,626.29

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Solution

The fourth proportional to 28,053,838,795.68, 42,086,172,243.44 and 9,162,047,626.29 is: 13,744,839,603.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,053,838,795.68 : 42,086,172,243.44 = 9,162,047,626.29 : x
  2. Step 2: Convert to fraction form
    28,053,838,795.68/42,086,172,243.44 = 9,162,047,626.29/x
  3. Step 3: Cross multiply
    28,053,838,795.68x = 42,086,172,243.44 × 9,162,047,626.29
  4. Step 4: Simplify right side
    28,053,838,795.68x = 385,595,514,502,659,899,392
  5. Step 5: Solve for x
    x = 385,595,514,502,659,899,392/28,053,838,795.68
  6. Step 6: Final answer
    x = 13,744,839,603.27

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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.