Home / 276,668,539.16-381,801,657.08-151,220,662.47

Finding the Fourth Proportional to 276,668,539.16, 381,801,657.08 and 151,220,662.47

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Solution

The fourth proportional to 276,668,539.16, 381,801,657.08 and 151,220,662.47 is: 208,684,007.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,668,539.16 : 381,801,657.08 = 151,220,662.47 : x
  2. Step 2: Convert to fraction form
    276,668,539.16/381,801,657.08 = 151,220,662.47/x
  3. Step 3: Cross multiply
    276,668,539.16x = 381,801,657.08 × 151,220,662.47
  4. Step 4: Simplify right side
    276,668,539.16x = 57,736,299,515,025,264
  5. Step 5: Solve for x
    x = 57,736,299,515,025,264/276,668,539.16
  6. Step 6: Final answer
    x = 208,684,007.55

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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.