Home / 122,303,273.80-183,454,910.70-99,345,022.60

Finding the Fourth Proportional to 122,303,273.80, 183,454,910.70 and 99,345,022.60

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Solution

The fourth proportional to 122,303,273.80, 183,454,910.70 and 99,345,022.60 is: 149,017,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,303,273.80 : 183,454,910.70 = 99,345,022.60 : x
  2. Step 2: Convert to fraction form
    122,303,273.80/183,454,910.70 = 99,345,022.60/x
  3. Step 3: Cross multiply
    122,303,273.80x = 183,454,910.70 × 99,345,022.60
  4. Step 4: Simplify right side
    122,303,273.80x = 18,225,332,249,572,480
  5. Step 5: Solve for x
    x = 18,225,332,249,572,480/122,303,273.80
  6. Step 6: Final answer
    x = 149,017,533.90

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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.