Home / 200,007,872,858.18-276,011,068,811.82-108,556,442,529.98

Finding the Fourth Proportional to 200,007,872,858.18, 276,011,068,811.82 and 108,556,442,529.98

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Solution

The fourth proportional to 200,007,872,858.18, 276,011,068,811.82 and 108,556,442,529.98 is: 149,808,001,559.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,007,872,858.18 : 276,011,068,811.82 = 108,556,442,529.98 : x
  2. Step 2: Convert to fraction form
    200,007,872,858.18/276,011,068,811.82 = 108,556,442,529.98/x
  3. Step 3: Cross multiply
    200,007,872,858.18x = 276,011,068,811.82 × 108,556,442,529.98
  4. Step 4: Simplify right side
    200,007,872,858.18x = 29,962,779,729,108,691,582,976
  5. Step 5: Solve for x
    x = 29,962,779,729,108,691,582,976/200,007,872,858.18
  6. Step 6: Final answer
    x = 149,808,001,559.79

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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.