Home / 21,836,297,977,090-30,135,038,451,466-12,092,478,968,495

Finding the Fourth Proportional to 21,836,297,977,090, 30,135,038,451,466 and 12,092,478,968,495

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Solution

The fourth proportional to 21,836,297,977,090, 30,135,038,451,466 and 12,092,478,968,495 is: 16,688,145,539,663.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,836,297,977,090 : 30,135,038,451,466 = 12,092,478,968,495 : x
  2. Step 2: Convert to fraction form
    21,836,297,977,090/30,135,038,451,466 = 12,092,478,968,495/x
  3. Step 3: Cross multiply
    21,836,297,977,090x = 30,135,038,451,466 × 12,092,478,968,495
  4. Step 4: Simplify right side
    21,836,297,977,090x = 364,407,318,689,140,766,398,218,240
  5. Step 5: Solve for x
    x = 364,407,318,689,140,766,398,218,240/21,836,297,977,090
  6. Step 6: Final answer
    x = 16,688,145,539,663.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.