Home / 6,438,528,030.80-9,657,792,046.20-4,469,220,261.20

Finding the Fourth Proportional to 6,438,528,030.80, 9,657,792,046.20 and 4,469,220,261.20

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Solution

The fourth proportional to 6,438,528,030.80, 9,657,792,046.20 and 4,469,220,261.20 is: 6,703,830,391.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438,528,030.80 : 9,657,792,046.20 = 4,469,220,261.20 : x
  2. Step 2: Convert to fraction form
    6,438,528,030.80/9,657,792,046.20 = 4,469,220,261.20/x
  3. Step 3: Cross multiply
    6,438,528,030.80x = 9,657,792,046.20 × 4,469,220,261.20
  4. Step 4: Simplify right side
    6,438,528,030.80x = 43,162,799,891,333,251,072
  5. Step 5: Solve for x
    x = 43,162,799,891,333,251,072/6,438,528,030.80
  6. Step 6: Final answer
    x = 6,703,830,391.80

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Double scale
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Similar ratio
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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.