Home / 1,608,473,169.12-2,219,872,709.70-973,743,387.72

Finding the Fourth Proportional to 1,608,473,169.12, 2,219,872,709.70 and 973,743,387.72

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Solution

The fourth proportional to 1,608,473,169.12, 2,219,872,709.70 and 973,743,387.72 is: 1,343,874,684.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,473,169.12 : 2,219,872,709.70 = 973,743,387.72 : x
  2. Step 2: Convert to fraction form
    1,608,473,169.12/2,219,872,709.70 = 973,743,387.72/x
  3. Step 3: Cross multiply
    1,608,473,169.12x = 2,219,872,709.70 × 973,743,387.72
  4. Step 4: Simplify right side
    1,608,473,169.12x = 2,161,586,372,650,454,016
  5. Step 5: Solve for x
    x = 2,161,586,372,650,454,016/1,608,473,169.12
  6. Step 6: Final answer
    x = 1,343,874,684.48

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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.