Home / 6,119,512,549.84-9,181,142,169.87-3,133,689,712.63

Finding the Fourth Proportional to 6,119,512,549.84, 9,181,142,169.87 and 3,133,689,712.63

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Solution

The fourth proportional to 6,119,512,549.84, 9,181,142,169.87 and 3,133,689,712.63 is: 4,701,493,874.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119,512,549.84 : 9,181,142,169.87 = 3,133,689,712.63 : x
  2. Step 2: Convert to fraction form
    6,119,512,549.84/9,181,142,169.87 = 3,133,689,712.63/x
  3. Step 3: Cross multiply
    6,119,512,549.84x = 9,181,142,169.87 × 3,133,689,712.63
  4. Step 4: Simplify right side
    6,119,512,549.84x = 28,770,850,767,915,098,112
  5. Step 5: Solve for x
    x = 28,770,850,767,915,098,112/6,119,512,549.84
  6. Step 6: Final answer
    x = 4,701,493,874.49

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1.5x scale

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.