Home / 257,148,112.20-354,867,270.48-151,324,923.08

Finding the Fourth Proportional to 257,148,112.20, 354,867,270.48 and 151,324,923.08

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Solution

The fourth proportional to 257,148,112.20, 354,867,270.48 and 151,324,923.08 is: 208,830,086.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,148,112.20 : 354,867,270.48 = 151,324,923.08 : x
  2. Step 2: Convert to fraction form
    257,148,112.20/354,867,270.48 = 151,324,923.08/x
  3. Step 3: Cross multiply
    257,148,112.20x = 354,867,270.48 × 151,324,923.08
  4. Step 4: Simplify right side
    257,148,112.20x = 53,700,262,407,221,216
  5. Step 5: Solve for x
    x = 53,700,262,407,221,216/257,148,112.20
  6. Step 6: Final answer
    x = 208,830,086.08

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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.