Home / 357,449,116.60-536,173,674.90-221,400,220.60

Finding the Fourth Proportional to 357,449,116.60, 536,173,674.90 and 221,400,220.60

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Solution

The fourth proportional to 357,449,116.60, 536,173,674.90 and 221,400,220.60 is: 332,100,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,449,116.60 : 536,173,674.90 = 221,400,220.60 : x
  2. Step 2: Convert to fraction form
    357,449,116.60/536,173,674.90 = 221,400,220.60/x
  3. Step 3: Cross multiply
    357,449,116.60x = 536,173,674.90 × 221,400,220.60
  4. Step 4: Simplify right side
    357,449,116.60x = 118,708,969,902,772,672
  5. Step 5: Solve for x
    x = 118,708,969,902,772,672/357,449,116.60
  6. Step 6: Final answer
    x = 332,100,330.90

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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.