Home / 430,524,317.82-594,142,876.80-242,417,298.54

Finding the Fourth Proportional to 430,524,317.82, 594,142,876.80 and 242,417,298.54

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Solution

The fourth proportional to 430,524,317.82, 594,142,876.80 and 242,417,298.54 is: 334,546,749.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,524,317.82 : 594,142,876.80 = 242,417,298.54 : x
  2. Step 2: Convert to fraction form
    430,524,317.82/594,142,876.80 = 242,417,298.54/x
  3. Step 3: Cross multiply
    430,524,317.82x = 594,142,876.80 × 242,417,298.54
  4. Step 4: Simplify right side
    430,524,317.82x = 144,030,511,140,640,016
  5. Step 5: Solve for x
    x = 144,030,511,140,640,016/430,524,317.82
  6. Step 6: Final answer
    x = 334,546,749.58

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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.