Home / 697,593,413.70-1,046,390,120.55-348,914,973.60

Finding the Fourth Proportional to 697,593,413.70, 1,046,390,120.55 and 348,914,973.60

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Solution

The fourth proportional to 697,593,413.70, 1,046,390,120.55 and 348,914,973.60 is: 523,372,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,593,413.70 : 1,046,390,120.55 = 348,914,973.60 : x
  2. Step 2: Convert to fraction form
    697,593,413.70/1,046,390,120.55 = 348,914,973.60/x
  3. Step 3: Cross multiply
    697,593,413.70x = 1,046,390,120.55 × 348,914,973.60
  4. Step 4: Simplify right side
    697,593,413.70x = 365,101,181,287,004,096
  5. Step 5: Solve for x
    x = 365,101,181,287,004,096/697,593,413.70
  6. Step 6: Final answer
    x = 523,372,460.40

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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.