Home / 618,051,546.40-927,077,319.60-187,230,042.40

Finding the Fourth Proportional to 618,051,546.40, 927,077,319.60 and 187,230,042.40

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Solution

The fourth proportional to 618,051,546.40, 927,077,319.60 and 187,230,042.40 is: 280,845,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,051,546.40 : 927,077,319.60 = 187,230,042.40 : x
  2. Step 2: Convert to fraction form
    618,051,546.40/927,077,319.60 = 187,230,042.40/x
  3. Step 3: Cross multiply
    618,051,546.40x = 927,077,319.60 × 187,230,042.40
  4. Step 4: Simplify right side
    618,051,546.40x = 173,576,725,856,786,368
  5. Step 5: Solve for x
    x = 173,576,725,856,786,368/618,051,546.40
  6. Step 6: Final answer
    x = 280,845,063.60

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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.