Home / 120,963,747.20-181,445,620.80-44,289,276.80

Finding the Fourth Proportional to 120,963,747.20, 181,445,620.80 and 44,289,276.80

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Solution

The fourth proportional to 120,963,747.20, 181,445,620.80 and 44,289,276.80 is: 66,433,915.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,963,747.20 : 181,445,620.80 = 44,289,276.80 : x
  2. Step 2: Convert to fraction form
    120,963,747.20/181,445,620.80 = 44,289,276.80/x
  3. Step 3: Cross multiply
    120,963,747.20x = 181,445,620.80 × 44,289,276.80
  4. Step 4: Simplify right side
    120,963,747.20x = 8,036,095,323,759,037
  5. Step 5: Solve for x
    x = 8,036,095,323,759,037/120,963,747.20
  6. Step 6: Final answer
    x = 66,433,915.20

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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.