Home / 856,300,101.60-1,284,450,152.40-598,019,775.60

Finding the Fourth Proportional to 856,300,101.60, 1,284,450,152.40 and 598,019,775.60

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Solution

The fourth proportional to 856,300,101.60, 1,284,450,152.40 and 598,019,775.60 is: 897,029,663.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,300,101.60 : 1,284,450,152.40 = 598,019,775.60 : x
  2. Step 2: Convert to fraction form
    856,300,101.60/1,284,450,152.40 = 598,019,775.60/x
  3. Step 3: Cross multiply
    856,300,101.60x = 1,284,450,152.40 × 598,019,775.60
  4. Step 4: Simplify right side
    856,300,101.60x = 768,126,591,907,633,920
  5. Step 5: Solve for x
    x = 768,126,591,907,633,920/856,300,101.60
  6. Step 6: Final answer
    x = 897,029,663.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.