Home / 1,160,696,996.80-1,738,778,013.60-699,264,491.20

Finding the Fourth Proportional to 1,160,696,996.80, 1,738,778,013.60 and 699,264,491.20

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Solution

The fourth proportional to 1,160,696,996.80, 1,738,778,013.60 and 699,264,491.20 is: 1,047,530,687.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,696,996.80 : 1,738,778,013.60 = 699,264,491.20 : x
  2. Step 2: Convert to fraction form
    1,160,696,996.80/1,738,778,013.60 = 699,264,491.20/x
  3. Step 3: Cross multiply
    1,160,696,996.80x = 1,738,778,013.60 × 699,264,491.20
  4. Step 4: Simplify right side
    1,160,696,996.80x = 1,215,865,722,989,750,784
  5. Step 5: Solve for x
    x = 1,215,865,722,989,750,784/1,160,696,996.80
  6. Step 6: Final answer
    x = 1,047,530,687.46

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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.