Home / 70,698,986.60-97,556,029.71-39,329,620.34

Finding the Fourth Proportional to 70,698,986.60, 97,556,029.71 and 39,329,620.34

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Solution

The fourth proportional to 70,698,986.60, 97,556,029.71 and 39,329,620.34 is: 54,270,107.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,698,986.60 : 97,556,029.71 = 39,329,620.34 : x
  2. Step 2: Convert to fraction form
    70,698,986.60/97,556,029.71 = 39,329,620.34/x
  3. Step 3: Cross multiply
    70,698,986.60x = 97,556,029.71 × 39,329,620.34
  4. Step 4: Simplify right side
    70,698,986.60x = 3,836,841,610,372,060.50
  5. Step 5: Solve for x
    x = 3,836,841,610,372,060.50/70,698,986.60
  6. Step 6: Final answer
    x = 54,270,107.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.