Home / 120,963,877.20-181,445,815.80-44,261,413.20

Finding the Fourth Proportional to 120,963,877.20, 181,445,815.80 and 44,261,413.20

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Solution

The fourth proportional to 120,963,877.20, 181,445,815.80 and 44,261,413.20 is: 66,392,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,963,877.20 : 181,445,815.80 = 44,261,413.20 : x
  2. Step 2: Convert to fraction form
    120,963,877.20/181,445,815.80 = 44,261,413.20/x
  3. Step 3: Cross multiply
    120,963,877.20x = 181,445,815.80 × 44,261,413.20
  4. Step 4: Simplify right side
    120,963,877.20x = 8,031,048,226,534,890
  5. Step 5: Solve for x
    x = 8,031,048,226,534,890/120,963,877.20
  6. Step 6: Final answer
    x = 66,392,119.80

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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.