Home / 111,303,479.60-166,880,569.80-50,688,004.40

Finding the Fourth Proportional to 111,303,479.60, 166,880,569.80 and 50,688,004.40

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Solution

The fourth proportional to 111,303,479.60, 166,880,569.80 and 50,688,004.40 is: 75,998,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,303,479.60 : 166,880,569.80 = 50,688,004.40 : x
  2. Step 2: Convert to fraction form
    111,303,479.60/166,880,569.80 = 50,688,004.40/x
  3. Step 3: Cross multiply
    111,303,479.60x = 166,880,569.80 × 50,688,004.40
  4. Step 4: Simplify right side
    111,303,479.60x = 8,458,843,056,296,907
  5. Step 5: Solve for x
    x = 8,458,843,056,296,907/111,303,479.60
  6. Step 6: Final answer
    x = 75,998,010.90

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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.