Home / 146,556,145.80-219,834,218.70-70,028,641.80

Finding the Fourth Proportional to 146,556,145.80, 219,834,218.70 and 70,028,641.80

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Solution

The fourth proportional to 146,556,145.80, 219,834,218.70 and 70,028,641.80 is: 105,042,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,556,145.80 : 219,834,218.70 = 70,028,641.80 : x
  2. Step 2: Convert to fraction form
    146,556,145.80/219,834,218.70 = 70,028,641.80/x
  3. Step 3: Cross multiply
    146,556,145.80x = 219,834,218.70 × 70,028,641.80
  4. Step 4: Simplify right side
    146,556,145.80x = 15,394,691,756,725,160
  5. Step 5: Solve for x
    x = 15,394,691,756,725,160/146,556,145.80
  6. Step 6: Final answer
    x = 105,042,962.70

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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.