Home / 2,085,830,466.80-3,129,123,613.80-1,048,079,721.20

Finding the Fourth Proportional to 2,085,830,466.80, 3,129,123,613.80 and 1,048,079,721.20

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Solution

The fourth proportional to 2,085,830,466.80, 3,129,123,613.80 and 1,048,079,721.20 is: 1,572,309,474.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,830,466.80 : 3,129,123,613.80 = 1,048,079,721.20 : x
  2. Step 2: Convert to fraction form
    2,085,830,466.80/3,129,123,613.80 = 1,048,079,721.20/x
  3. Step 3: Cross multiply
    2,085,830,466.80x = 3,129,123,613.80 × 1,048,079,721.20
  4. Step 4: Simplify right side
    2,085,830,466.80x = 3,279,571,004,751,840,768
  5. Step 5: Solve for x
    x = 3,279,571,004,751,840,768/2,085,830,466.80
  6. Step 6: Final answer
    x = 1,572,309,474.31

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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.