Home / 263,312,825.36-363,615,955.19-197,118,404.29

Finding the Fourth Proportional to 263,312,825.36, 363,615,955.19 and 197,118,404.29

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Solution

The fourth proportional to 263,312,825.36, 363,615,955.19 and 197,118,404.29 is: 272,206,250.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,312,825.36 : 363,615,955.19 = 197,118,404.29 : x
  2. Step 2: Convert to fraction form
    263,312,825.36/363,615,955.19 = 197,118,404.29/x
  3. Step 3: Cross multiply
    263,312,825.36x = 363,615,955.19 × 197,118,404.29
  4. Step 4: Simplify right side
    263,312,825.36x = 71,675,396,861,020,696
  5. Step 5: Solve for x
    x = 71,675,396,861,020,696/263,312,825.36
  6. Step 6: Final answer
    x = 272,206,250.35

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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.