Home / 1,504,747,991.20-2,076,857,726.88-869,695,458.88

Finding the Fourth Proportional to 1,504,747,991.20, 2,076,857,726.88 and 869,695,458.88

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Solution

The fourth proportional to 1,504,747,991.20, 2,076,857,726.88 and 869,695,458.88 is: 1,200,356,301.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,747,991.20 : 2,076,857,726.88 = 869,695,458.88 : x
  2. Step 2: Convert to fraction form
    1,504,747,991.20/2,076,857,726.88 = 869,695,458.88/x
  3. Step 3: Cross multiply
    1,504,747,991.20x = 2,076,857,726.88 × 869,695,458.88
  4. Step 4: Simplify right side
    1,504,747,991.20x = 1,806,233,733,807,375,360
  5. Step 5: Solve for x
    x = 1,806,233,733,807,375,360/1,504,747,991.20
  6. Step 6: Final answer
    x = 1,200,356,301.77

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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.