Home / 270,039,970.75-372,715,109.73-164,170,890.26

Finding the Fourth Proportional to 270,039,970.75, 372,715,109.73 and 164,170,890.26

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Solution

The fourth proportional to 270,039,970.75, 372,715,109.73 and 164,170,890.26 is: 226,592,275.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,039,970.75 : 372,715,109.73 = 164,170,890.26 : x
  2. Step 2: Convert to fraction form
    270,039,970.75/372,715,109.73 = 164,170,890.26/x
  3. Step 3: Cross multiply
    270,039,970.75x = 372,715,109.73 × 164,170,890.26
  4. Step 4: Simplify right side
    270,039,970.75x = 61,188,971,377,727,688
  5. Step 5: Solve for x
    x = 61,188,971,377,727,688/270,039,970.75
  6. Step 6: Final answer
    x = 226,592,275.24

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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.