Home / 496,430,677.20-685,122,724.05-370,764,703.14

Finding the Fourth Proportional to 496,430,677.20, 685,122,724.05 and 370,764,703.14

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Solution

The fourth proportional to 496,430,677.20, 685,122,724.05 and 370,764,703.14 is: 511,691,430.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,430,677.20 : 685,122,724.05 = 370,764,703.14 : x
  2. Step 2: Convert to fraction form
    496,430,677.20/685,122,724.05 = 370,764,703.14/x
  3. Step 3: Cross multiply
    496,430,677.20x = 685,122,724.05 × 370,764,703.14
  4. Step 4: Simplify right side
    496,430,677.20x = 254,019,323,396,866,368
  5. Step 5: Solve for x
    x = 254,019,323,396,866,368/496,430,677.20
  6. Step 6: Final answer
    x = 511,691,430.57

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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.