Home / 354,194,053.56-488,944,527.19-228,807,386.42

Finding the Fourth Proportional to 354,194,053.56, 488,944,527.19 and 228,807,386.42

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Solution

The fourth proportional to 354,194,053.56, 488,944,527.19 and 228,807,386.42 is: 315,855,442.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,194,053.56 : 488,944,527.19 = 228,807,386.42 : x
  2. Step 2: Convert to fraction form
    354,194,053.56/488,944,527.19 = 228,807,386.42/x
  3. Step 3: Cross multiply
    354,194,053.56x = 488,944,527.19 × 228,807,386.42
  4. Step 4: Simplify right side
    354,194,053.56x = 111,874,119,367,689,776
  5. Step 5: Solve for x
    x = 111,874,119,367,689,776/354,194,053.56
  6. Step 6: Final answer
    x = 315,855,442.08

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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.