Home / 28,568,580,936.31-42,869,581,618.32-10,653,336,266.23

Finding the Fourth Proportional to 28,568,580,936.31, 42,869,581,618.32 and 10,653,336,266.23

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Solution

The fourth proportional to 28,568,580,936.31, 42,869,581,618.32 and 10,653,336,266.23 is: 15,986,235,703.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,568,580,936.31 : 42,869,581,618.32 = 10,653,336,266.23 : x
  2. Step 2: Convert to fraction form
    28,568,580,936.31/42,869,581,618.32 = 10,653,336,266.23/x
  3. Step 3: Cross multiply
    28,568,580,936.31x = 42,869,581,618.32 × 10,653,336,266.23
  4. Step 4: Simplify right side
    28,568,580,936.31x = 456,704,068,572,555,378,688
  5. Step 5: Solve for x
    x = 456,704,068,572,555,378,688/28,568,580,936.31
  6. Step 6: Final answer
    x = 15,986,235,703.86

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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.