Home / 190,833,112-263,360,943.69-143,707,041.60

Finding the Fourth Proportional to 190,833,112, 263,360,943.69 and 143,707,041.60

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Solution

The fourth proportional to 190,833,112, 263,360,943.69 and 143,707,041.60 is: 198,324,188.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,833,112 : 263,360,943.69 = 143,707,041.60 : x
  2. Step 2: Convert to fraction form
    190,833,112/263,360,943.69 = 143,707,041.60/x
  3. Step 3: Cross multiply
    190,833,112x = 263,360,943.69 × 143,707,041.60
  4. Step 4: Simplify right side
    190,833,112x = 37,846,822,090,674,088
  5. Step 5: Solve for x
    x = 37,846,822,090,674,088/190,833,112
  6. Step 6: Final answer
    x = 198,324,188.58

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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.