Home / 969,643,817.58-1,338,112,554.82-546,262,558.86

Finding the Fourth Proportional to 969,643,817.58, 1,338,112,554.82 and 546,262,558.86

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Solution

The fourth proportional to 969,643,817.58, 1,338,112,554.82 and 546,262,558.86 is: 753,844,633.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,643,817.58 : 1,338,112,554.82 = 546,262,558.86 : x
  2. Step 2: Convert to fraction form
    969,643,817.58/1,338,112,554.82 = 546,262,558.86/x
  3. Step 3: Cross multiply
    969,643,817.58x = 1,338,112,554.82 × 546,262,558.86
  4. Step 4: Simplify right side
    969,643,817.58x = 730,960,788,238,665,216
  5. Step 5: Solve for x
    x = 730,960,788,238,665,216/969,643,817.58
  6. Step 6: Final answer
    x = 753,844,633.45

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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.