Home / 100,146,413.80-150,219,620.70-93,131,392.60

Finding the Fourth Proportional to 100,146,413.80, 150,219,620.70 and 93,131,392.60

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Solution

The fourth proportional to 100,146,413.80, 150,219,620.70 and 93,131,392.60 is: 139,697,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,146,413.80 : 150,219,620.70 = 93,131,392.60 : x
  2. Step 2: Convert to fraction form
    100,146,413.80/150,219,620.70 = 93,131,392.60/x
  3. Step 3: Cross multiply
    100,146,413.80x = 150,219,620.70 × 93,131,392.60
  4. Step 4: Simplify right side
    100,146,413.80x = 13,990,162,471,634,784
  5. Step 5: Solve for x
    x = 13,990,162,471,634,784/100,146,413.80
  6. Step 6: Final answer
    x = 139,697,088.90

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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.