Home / 93,456,040.80-140,184,061.20-61,207,413.60

Finding the Fourth Proportional to 93,456,040.80, 140,184,061.20 and 61,207,413.60

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Solution

The fourth proportional to 93,456,040.80, 140,184,061.20 and 61,207,413.60 is: 91,811,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,456,040.80 : 140,184,061.20 = 61,207,413.60 : x
  2. Step 2: Convert to fraction form
    93,456,040.80/140,184,061.20 = 61,207,413.60/x
  3. Step 3: Cross multiply
    93,456,040.80x = 140,184,061.20 × 61,207,413.60
  4. Step 4: Simplify right side
    93,456,040.80x = 8,580,303,813,996,112
  5. Step 5: Solve for x
    x = 8,580,303,813,996,112/93,456,040.80
  6. Step 6: Final answer
    x = 91,811,120.40

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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.