Home / 113,368,413.60-170,052,620.40-74,401,322.40

Finding the Fourth Proportional to 113,368,413.60, 170,052,620.40 and 74,401,322.40

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Solution

The fourth proportional to 113,368,413.60, 170,052,620.40 and 74,401,322.40 is: 111,601,983.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,368,413.60 : 170,052,620.40 = 74,401,322.40 : x
  2. Step 2: Convert to fraction form
    113,368,413.60/170,052,620.40 = 74,401,322.40/x
  3. Step 3: Cross multiply
    113,368,413.60x = 170,052,620.40 × 74,401,322.40
  4. Step 4: Simplify right side
    113,368,413.60x = 12,652,139,835,345,218
  5. Step 5: Solve for x
    x = 12,652,139,835,345,218/113,368,413.60
  6. Step 6: Final answer
    x = 111,601,983.60

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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.