Home / 434,161,413.60-651,053,163.60-142,915,999.20

Finding the Fourth Proportional to 434,161,413.60, 651,053,163.60 and 142,915,999.20

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Solution

The fourth proportional to 434,161,413.60, 651,053,163.60 and 142,915,999.20 is: 214,311,798.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,161,413.60 : 651,053,163.60 = 142,915,999.20 : x
  2. Step 2: Convert to fraction form
    434,161,413.60/651,053,163.60 = 142,915,999.20/x
  3. Step 3: Cross multiply
    434,161,413.60x = 651,053,163.60 × 142,915,999.20
  4. Step 4: Simplify right side
    434,161,413.60x = 93,045,913,408,215,072
  5. Step 5: Solve for x
    x = 93,045,913,408,215,072/434,161,413.60
  6. Step 6: Final answer
    x = 214,311,798.55

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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.