Home / 236,280,070.40-354,420,105.60-203,968,457.60

Finding the Fourth Proportional to 236,280,070.40, 354,420,105.60 and 203,968,457.60

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Solution

The fourth proportional to 236,280,070.40, 354,420,105.60 and 203,968,457.60 is: 305,952,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,280,070.40 : 354,420,105.60 = 203,968,457.60 : x
  2. Step 2: Convert to fraction form
    236,280,070.40/354,420,105.60 = 203,968,457.60/x
  3. Step 3: Cross multiply
    236,280,070.40x = 354,420,105.60 × 203,968,457.60
  4. Step 4: Simplify right side
    236,280,070.40x = 72,290,522,281,661,120
  5. Step 5: Solve for x
    x = 72,290,522,281,661,120/236,280,070.40
  6. Step 6: Final answer
    x = 305,952,686.40

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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.