Home / 1,569,091,936.74-2,165,499,924.64-1,171,925,709.18

Finding the Fourth Proportional to 1,569,091,936.74, 2,165,499,924.64 and 1,171,925,709.18

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Solution

The fourth proportional to 1,569,091,936.74, 2,165,499,924.64 and 1,171,925,709.18 is: 1,617,371,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,091,936.74 : 2,165,499,924.64 = 1,171,925,709.18 : x
  2. Step 2: Convert to fraction form
    1,569,091,936.74/2,165,499,924.64 = 1,171,925,709.18/x
  3. Step 3: Cross multiply
    1,569,091,936.74x = 2,165,499,924.64 × 1,171,925,709.18
  4. Step 4: Simplify right side
    1,569,091,936.74x = 2,537,805,034,912,968,704
  5. Step 5: Solve for x
    x = 2,537,805,034,912,968,704/1,569,091,936.74
  6. Step 6: Final answer
    x = 1,617,371,790.33

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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.