Home / 294,826,613.70-442,239,920.55-260,814,389.70

Finding the Fourth Proportional to 294,826,613.70, 442,239,920.55 and 260,814,389.70

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Solution

The fourth proportional to 294,826,613.70, 442,239,920.55 and 260,814,389.70 is: 391,221,584.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,826,613.70 : 442,239,920.55 = 260,814,389.70 : x
  2. Step 2: Convert to fraction form
    294,826,613.70/442,239,920.55 = 260,814,389.70/x
  3. Step 3: Cross multiply
    294,826,613.70x = 442,239,920.55 × 260,814,389.70
  4. Step 4: Simplify right side
    294,826,613.70x = 115,342,534,979,224,736
  5. Step 5: Solve for x
    x = 115,342,534,979,224,736/294,826,613.70
  6. Step 6: Final answer
    x = 391,221,584.55

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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.