Home / 190,984,563.21-286,448,063.01-122,376,801.81

Finding the Fourth Proportional to 190,984,563.21, 286,448,063.01 and 122,376,801.81

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Solution

The fourth proportional to 190,984,563.21, 286,448,063.01 and 122,376,801.81 is: 183,546,760.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,984,563.21 : 286,448,063.01 = 122,376,801.81 : x
  2. Step 2: Convert to fraction form
    190,984,563.21/286,448,063.01 = 122,376,801.81/x
  3. Step 3: Cross multiply
    190,984,563.21x = 286,448,063.01 × 122,376,801.81
  4. Step 4: Simplify right side
    190,984,563.21x = 35,054,597,835,833,160
  5. Step 5: Solve for x
    x = 35,054,597,835,833,160/190,984,563.21
  6. Step 6: Final answer
    x = 183,546,760.25

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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.