Home / 107,770,275.60-161,655,413.40-53,208,999.60

Finding the Fourth Proportional to 107,770,275.60, 161,655,413.40 and 53,208,999.60

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Solution

The fourth proportional to 107,770,275.60, 161,655,413.40 and 53,208,999.60 is: 79,813,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,770,275.60 : 161,655,413.40 = 53,208,999.60 : x
  2. Step 2: Convert to fraction form
    107,770,275.60/161,655,413.40 = 53,208,999.60/x
  3. Step 3: Cross multiply
    107,770,275.60x = 161,655,413.40 × 53,208,999.60
  4. Step 4: Simplify right side
    107,770,275.60x = 8,601,522,826,938,435
  5. Step 5: Solve for x
    x = 8,601,522,826,938,435/107,770,275.60
  6. Step 6: Final answer
    x = 79,813,499.40

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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.