Home / 850,683,531.30-1,173,914,250.03-469,220,683.02

Finding the Fourth Proportional to 850,683,531.30, 1,173,914,250.03 and 469,220,683.02

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Solution

The fourth proportional to 850,683,531.30, 1,173,914,250.03 and 469,220,683.02 is: 647,508,533.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,683,531.30 : 1,173,914,250.03 = 469,220,683.02 : x
  2. Step 2: Convert to fraction form
    850,683,531.30/1,173,914,250.03 = 469,220,683.02/x
  3. Step 3: Cross multiply
    850,683,531.30x = 1,173,914,250.03 × 469,220,683.02
  4. Step 4: Simplify right side
    850,683,531.30x = 550,824,846,205,987,648
  5. Step 5: Solve for x
    x = 550,824,846,205,987,648/850,683,531.30
  6. Step 6: Final answer
    x = 647,508,533.95

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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.