Home / 613,759,092.54-920,009,707.21-465,893,632.23

Finding the Fourth Proportional to 613,759,092.54, 920,009,707.21 and 465,893,632.23

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Solution

The fourth proportional to 613,759,092.54, 920,009,707.21 and 465,893,632.23 is: 698,363,037.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,759,092.54 : 920,009,707.21 = 465,893,632.23 : x
  2. Step 2: Convert to fraction form
    613,759,092.54/920,009,707.21 = 465,893,632.23/x
  3. Step 3: Cross multiply
    613,759,092.54x = 920,009,707.21 × 465,893,632.23
  4. Step 4: Simplify right side
    613,759,092.54x = 428,626,664,177,761,024
  5. Step 5: Solve for x
    x = 428,626,664,177,761,024/613,759,092.54
  6. Step 6: Final answer
    x = 698,363,037.53

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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.