Home / 149,541,128.70-223,933,779.45-119,308,040.70

Finding the Fourth Proportional to 149,541,128.70, 223,933,779.45 and 119,308,040.70

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Solution

The fourth proportional to 149,541,128.70, 223,933,779.45 and 119,308,040.70 is: 178,660,551.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,541,128.70 : 223,933,779.45 = 119,308,040.70 : x
  2. Step 2: Convert to fraction form
    149,541,128.70/223,933,779.45 = 119,308,040.70/x
  3. Step 3: Cross multiply
    149,541,128.70x = 223,933,779.45 × 119,308,040.70
  4. Step 4: Simplify right side
    149,541,128.70x = 26,717,100,472,725,424
  5. Step 5: Solve for x
    x = 26,717,100,472,725,424/149,541,128.70
  6. Step 6: Final answer
    x = 178,660,551.15

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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.