Home / 260,296,449.38-390,474,302-94,378,090.82

Finding the Fourth Proportional to 260,296,449.38, 390,474,302 and 94,378,090.82

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Solution

The fourth proportional to 260,296,449.38, 390,474,302 and 94,378,090.82 is: 141,577,878.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,296,449.38 : 390,474,302 = 94,378,090.82 : x
  2. Step 2: Convert to fraction form
    260,296,449.38/390,474,302 = 94,378,090.82/x
  3. Step 3: Cross multiply
    260,296,449.38x = 390,474,302 × 94,378,090.82
  4. Step 4: Simplify right side
    260,296,449.38x = 36,852,219,137,032,104
  5. Step 5: Solve for x
    x = 36,852,219,137,032,104/260,296,449.38
  6. Step 6: Final answer
    x = 141,577,878.70

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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.