Home / 283,525,273.75-391,265,034.74-153,145,081.75

Finding the Fourth Proportional to 283,525,273.75, 391,265,034.74 and 153,145,081.75

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Solution

The fourth proportional to 283,525,273.75, 391,265,034.74 and 153,145,081.75 is: 211,340,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,525,273.75 : 391,265,034.74 = 153,145,081.75 : x
  2. Step 2: Convert to fraction form
    283,525,273.75/391,265,034.74 = 153,145,081.75/x
  3. Step 3: Cross multiply
    283,525,273.75x = 391,265,034.74 × 153,145,081.75
  4. Step 4: Simplify right side
    283,525,273.75x = 59,920,315,730,408,168
  5. Step 5: Solve for x
    x = 59,920,315,730,408,168/283,525,273.75
  6. Step 6: Final answer
    x = 211,340,297.60

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1.5x scale

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.