Home / 181,573,919-250,649,324.50-122,069,725.40

Finding the Fourth Proportional to 181,573,919, 250,649,324.50 and 122,069,725.40

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Solution

The fourth proportional to 181,573,919, 250,649,324.50 and 122,069,725.40 is: 168,508,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,573,919 : 250,649,324.50 = 122,069,725.40 : x
  2. Step 2: Convert to fraction form
    181,573,919/250,649,324.50 = 122,069,725.40/x
  3. Step 3: Cross multiply
    181,573,919x = 250,649,324.50 × 122,069,725.40
  4. Step 4: Simplify right side
    181,573,919x = 30,596,694,213,410,492
  5. Step 5: Solve for x
    x = 30,596,694,213,410,492/181,573,919
  6. Step 6: Final answer
    x = 168,508,199.76

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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.