Home / 323,540,205.60-485,310,308.40-214,701,088.80

Finding the Fourth Proportional to 323,540,205.60, 485,310,308.40 and 214,701,088.80

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Solution

The fourth proportional to 323,540,205.60, 485,310,308.40 and 214,701,088.80 is: 322,051,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,540,205.60 : 485,310,308.40 = 214,701,088.80 : x
  2. Step 2: Convert to fraction form
    323,540,205.60/485,310,308.40 = 214,701,088.80/x
  3. Step 3: Cross multiply
    323,540,205.60x = 485,310,308.40 × 214,701,088.80
  4. Step 4: Simplify right side
    323,540,205.60x = 104,196,651,619,343,792
  5. Step 5: Solve for x
    x = 104,196,651,619,343,792/323,540,205.60
  6. Step 6: Final answer
    x = 322,051,633.20

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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.