Home / 201,174,231.40-301,761,347.10-189,057,376.60

Finding the Fourth Proportional to 201,174,231.40, 301,761,347.10 and 189,057,376.60

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Solution

The fourth proportional to 201,174,231.40, 301,761,347.10 and 189,057,376.60 is: 283,586,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,174,231.40 : 301,761,347.10 = 189,057,376.60 : x
  2. Step 2: Convert to fraction form
    201,174,231.40/301,761,347.10 = 189,057,376.60/x
  3. Step 3: Cross multiply
    201,174,231.40x = 301,761,347.10 × 189,057,376.60
  4. Step 4: Simplify right side
    201,174,231.40x = 57,050,208,642,008,024
  5. Step 5: Solve for x
    x = 57,050,208,642,008,024/201,174,231.40
  6. Step 6: Final answer
    x = 283,586,064.90

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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.