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Finding the Fourth Proportional to 212,050,323.60, 317,627,587.80 and 212,050,323.60

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Solution

The fourth proportional to 212,050,323.60, 317,627,587.80 and 212,050,323.60 is: 317,627,587.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,050,323.60 : 317,627,587.80 = 212,050,323.60 : x
  2. Step 2: Convert to fraction form
    212,050,323.60/317,627,587.80 = 212,050,323.60/x
  3. Step 3: Cross multiply
    212,050,323.60x = 317,627,587.80 × 212,050,323.60
  4. Step 4: Simplify right side
    212,050,323.60x = 67,353,032,777,277,416
  5. Step 5: Solve for x
    x = 67,353,032,777,277,416/212,050,323.60
  6. Step 6: Final answer
    x = 317,627,587.80

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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.