Home / 214,464,006.60-321,696,009.90-153,997,830.60

Finding the Fourth Proportional to 214,464,006.60, 321,696,009.90 and 153,997,830.60

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Solution

The fourth proportional to 214,464,006.60, 321,696,009.90 and 153,997,830.60 is: 230,996,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,464,006.60 : 321,696,009.90 = 153,997,830.60 : x
  2. Step 2: Convert to fraction form
    214,464,006.60/321,696,009.90 = 153,997,830.60/x
  3. Step 3: Cross multiply
    214,464,006.60x = 321,696,009.90 × 153,997,830.60
  4. Step 4: Simplify right side
    214,464,006.60x = 49,540,487,637,276,120
  5. Step 5: Solve for x
    x = 49,540,487,637,276,120/214,464,006.60
  6. Step 6: Final answer
    x = 230,996,745.90

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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.