Home / 3,641,206,738.80-5,461,194,071.36-1,020,407,663.36

Finding the Fourth Proportional to 3,641,206,738.80, 5,461,194,071.36 and 1,020,407,663.36

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Solution

The fourth proportional to 3,641,206,738.80, 5,461,194,071.36 and 1,020,407,663.36 is: 1,530,438,857.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641,206,738.80 : 5,461,194,071.36 = 1,020,407,663.36 : x
  2. Step 2: Convert to fraction form
    3,641,206,738.80/5,461,194,071.36 = 1,020,407,663.36/x
  3. Step 3: Cross multiply
    3,641,206,738.80x = 5,461,194,071.36 × 1,020,407,663.36
  4. Step 4: Simplify right side
    3,641,206,738.80x = 5,572,644,281,511,942,144
  5. Step 5: Solve for x
    x = 5,572,644,281,511,942,144/3,641,206,738.80
  6. Step 6: Final answer
    x = 1,530,438,857.57

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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.