Home / 185,973,865.68-278,949,504.96-69,366,743.58

Finding the Fourth Proportional to 185,973,865.68, 278,949,504.96 and 69,366,743.58

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Solution

The fourth proportional to 185,973,865.68, 278,949,504.96 and 69,366,743.58 is: 104,045,902.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,973,865.68 : 278,949,504.96 = 69,366,743.58 : x
  2. Step 2: Convert to fraction form
    185,973,865.68/278,949,504.96 = 69,366,743.58/x
  3. Step 3: Cross multiply
    185,973,865.68x = 278,949,504.96 × 69,366,743.58
  4. Step 4: Simplify right side
    185,973,865.68x = 19,349,818,782,328,256
  5. Step 5: Solve for x
    x = 19,349,818,782,328,256/185,973,865.68
  6. Step 6: Final answer
    x = 104,045,902.96

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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.