Home / 1,010,657,270.80-1,515,985,906.20-617,816,083.60

Finding the Fourth Proportional to 1,010,657,270.80, 1,515,985,906.20 and 617,816,083.60

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Solution

The fourth proportional to 1,010,657,270.80, 1,515,985,906.20 and 617,816,083.60 is: 926,724,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,657,270.80 : 1,515,985,906.20 = 617,816,083.60 : x
  2. Step 2: Convert to fraction form
    1,010,657,270.80/1,515,985,906.20 = 617,816,083.60/x
  3. Step 3: Cross multiply
    1,010,657,270.80x = 1,515,985,906.20 × 617,816,083.60
  4. Step 4: Simplify right side
    1,010,657,270.80x = 936,600,475,361,281,024
  5. Step 5: Solve for x
    x = 936,600,475,361,281,024/1,010,657,270.80
  6. Step 6: Final answer
    x = 926,724,125.40

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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.