Home / 274,374,619,160.84-411,420,615,919.12-123,151,280,528.52

Finding the Fourth Proportional to 274,374,619,160.84, 411,420,615,919.12 and 123,151,280,528.52

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Solution

The fourth proportional to 274,374,619,160.84, 411,420,615,919.12 and 123,151,280,528.52 is: 184,663,493,442.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,374,619,160.84 : 411,420,615,919.12 = 123,151,280,528.52 : x
  2. Step 2: Convert to fraction form
    274,374,619,160.84/411,420,615,919.12 = 123,151,280,528.52/x
  3. Step 3: Cross multiply
    274,374,619,160.84x = 411,420,615,919.12 × 123,151,280,528.52
  4. Step 4: Simplify right side
    274,374,619,160.84x = 50,666,975,686,272,030,343,168
  5. Step 5: Solve for x
    x = 50,666,975,686,272,030,343,168/274,374,619,160.84
  6. Step 6: Final answer
    x = 184,663,493,442.78

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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.