Home / 103,948,332,060.21-155,653,963,926.70-71,741,556,042.09

Finding the Fourth Proportional to 103,948,332,060.21, 155,653,963,926.70 and 71,741,556,042.09

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Solution

The fourth proportional to 103,948,332,060.21, 155,653,963,926.70 and 71,741,556,042.09 is: 107,427,001,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,948,332,060.21 : 155,653,963,926.70 = 71,741,556,042.09 : x
  2. Step 2: Convert to fraction form
    103,948,332,060.21/155,653,963,926.70 = 71,741,556,042.09/x
  3. Step 3: Cross multiply
    103,948,332,060.21x = 155,653,963,926.70 × 71,741,556,042.09
  4. Step 4: Simplify right side
    103,948,332,060.21x = 11,166,857,576,220,802,940,928
  5. Step 5: Solve for x
    x = 11,166,857,576,220,802,940,928/103,948,332,060.21
  6. Step 6: Final answer
    x = 107,427,001,038.87

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1.5x scale

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.