Home / 171,422,805.50-236,562,170.70-93,106,919.50

Finding the Fourth Proportional to 171,422,805.50, 236,562,170.70 and 93,106,919.50

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Solution

The fourth proportional to 171,422,805.50, 236,562,170.70 and 93,106,919.50 is: 128,486,842.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,422,805.50 : 236,562,170.70 = 93,106,919.50 : x
  2. Step 2: Convert to fraction form
    171,422,805.50/236,562,170.70 = 93,106,919.50/x
  3. Step 3: Cross multiply
    171,422,805.50x = 236,562,170.70 × 93,106,919.50
  4. Step 4: Simplify right side
    171,422,805.50x = 22,025,574,984,110,156
  5. Step 5: Solve for x
    x = 22,025,574,984,110,156/171,422,805.50
  6. Step 6: Final answer
    x = 128,486,842.34

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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.