Home / 165,888,136.80-248,832,205.20-154,550,728.80

Finding the Fourth Proportional to 165,888,136.80, 248,832,205.20 and 154,550,728.80

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Solution

The fourth proportional to 165,888,136.80, 248,832,205.20 and 154,550,728.80 is: 231,826,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,136.80 : 248,832,205.20 = 154,550,728.80 : x
  2. Step 2: Convert to fraction form
    165,888,136.80/248,832,205.20 = 154,550,728.80/x
  3. Step 3: Cross multiply
    165,888,136.80x = 248,832,205.20 × 154,550,728.80
  4. Step 4: Simplify right side
    165,888,136.80x = 38,457,198,662,571,152
  5. Step 5: Solve for x
    x = 38,457,198,662,571,152/165,888,136.80
  6. Step 6: Final answer
    x = 231,826,093.20

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1.5x scale

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.