Home / 6,438,528,078.80-9,657,792,118.20-4,469,220,309.20

Finding the Fourth Proportional to 6,438,528,078.80, 9,657,792,118.20 and 4,469,220,309.20

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Solution

The fourth proportional to 6,438,528,078.80, 9,657,792,118.20 and 4,469,220,309.20 is: 6,703,830,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438,528,078.80 : 9,657,792,118.20 = 4,469,220,309.20 : x
  2. Step 2: Convert to fraction form
    6,438,528,078.80/9,657,792,118.20 = 4,469,220,309.20/x
  3. Step 3: Cross multiply
    6,438,528,078.80x = 9,657,792,118.20 × 4,469,220,309.20
  4. Step 4: Simplify right side
    6,438,528,078.80x = 43,162,800,676,691,132,416
  5. Step 5: Solve for x
    x = 43,162,800,676,691,132,416/6,438,528,078.80
  6. Step 6: Final answer
    x = 6,703,830,463.80

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Double scale
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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.