Home / 8,205,839,099.82-12,308,853,205.89-2,965,845,264.30

Finding the Fourth Proportional to 8,205,839,099.82, 12,308,853,205.89 and 2,965,845,264.30

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Solution

The fourth proportional to 8,205,839,099.82, 12,308,853,205.89 and 2,965,845,264.30 is: 4,448,802,071.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,839,099.82 : 12,308,853,205.89 = 2,965,845,264.30 : x
  2. Step 2: Convert to fraction form
    8,205,839,099.82/12,308,853,205.89 = 2,965,845,264.30/x
  3. Step 3: Cross multiply
    8,205,839,099.82x = 12,308,853,205.89 × 2,965,845,264.30
  4. Step 4: Simplify right side
    8,205,839,099.82x = 36,506,153,989,652,729,856
  5. Step 5: Solve for x
    x = 36,506,153,989,652,729,856/8,205,839,099.82
  6. Step 6: Final answer
    x = 4,448,802,071.98

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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.