Home / 199,649,289.53-275,510,934-111,543,949.68

Finding the Fourth Proportional to 199,649,289.53, 275,510,934 and 111,543,949.68

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Solution

The fourth proportional to 199,649,289.53, 275,510,934 and 111,543,949.68 is: 153,927,809.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,649,289.53 : 275,510,934 = 111,543,949.68 : x
  2. Step 2: Convert to fraction form
    199,649,289.53/275,510,934 = 111,543,949.68/x
  3. Step 3: Cross multiply
    199,649,289.53x = 275,510,934 × 111,543,949.68
  4. Step 4: Simplify right side
    199,649,289.53x = 30,731,577,758,385,804
  5. Step 5: Solve for x
    x = 30,731,577,758,385,804/199,649,289.53
  6. Step 6: Final answer
    x = 153,927,809.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.