Home / 259,828,096.48-358,608,973.08-155,417,654.68

Finding the Fourth Proportional to 259,828,096.48, 358,608,973.08 and 155,417,654.68

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Solution

The fourth proportional to 259,828,096.48, 358,608,973.08 and 155,417,654.68 is: 214,503,998.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,828,096.48 : 358,608,973.08 = 155,417,654.68 : x
  2. Step 2: Convert to fraction form
    259,828,096.48/358,608,973.08 = 155,417,654.68/x
  3. Step 3: Cross multiply
    259,828,096.48x = 358,608,973.08 × 155,417,654.68
  4. Step 4: Simplify right side
    259,828,096.48x = 55,734,165,543,296,856
  5. Step 5: Solve for x
    x = 55,734,165,543,296,856/259,828,096.48
  6. Step 6: Final answer
    x = 214,503,998.21

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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.