Home / 1,068,179,220.80-1,604,215,250.40-934,407,137.60

Finding the Fourth Proportional to 1,068,179,220.80, 1,604,215,250.40 and 934,407,137.60

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Solution

The fourth proportional to 1,068,179,220.80, 1,604,215,250.40 and 934,407,137.60 is: 1,403,313,368.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,179,220.80 : 1,604,215,250.40 = 934,407,137.60 : x
  2. Step 2: Convert to fraction form
    1,068,179,220.80/1,604,215,250.40 = 934,407,137.60/x
  3. Step 3: Cross multiply
    1,068,179,220.80x = 1,604,215,250.40 × 934,407,137.60
  4. Step 4: Simplify right side
    1,068,179,220.80x = 1,498,990,180,220,531,456
  5. Step 5: Solve for x
    x = 1,498,990,180,220,531,456/1,068,179,220.80
  6. Step 6: Final answer
    x = 1,403,313,368.24

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1.5x scale

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.