Home / 209,079,777,267.60-313,619,648,605.07-57,986,076,668.63

Finding the Fourth Proportional to 209,079,777,267.60, 313,619,648,605.07 and 57,986,076,668.63

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Solution

The fourth proportional to 209,079,777,267.60, 313,619,648,605.07 and 57,986,076,668.63 is: 86,979,110,205.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,079,777,267.60 : 313,619,648,605.07 = 57,986,076,668.63 : x
  2. Step 2: Convert to fraction form
    209,079,777,267.60/313,619,648,605.07 = 57,986,076,668.63/x
  3. Step 3: Cross multiply
    209,079,777,267.60x = 313,619,648,605.07 × 57,986,076,668.63
  4. Step 4: Simplify right side
    209,079,777,267.60x = 18,185,572,988,800,821,362,688
  5. Step 5: Solve for x
    x = 18,185,572,988,800,821,362,688/209,079,777,267.60
  6. Step 6: Final answer
    x = 86,979,110,205.98

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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.