Home / 276,211,224,356.49-381,167,433,047.04-154,277,738,241.77

Finding the Fourth Proportional to 276,211,224,356.49, 381,167,433,047.04 and 154,277,738,241.77

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Solution

The fourth proportional to 276,211,224,356.49, 381,167,433,047.04 and 154,277,738,241.77 is: 212,901,012,979.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,211,224,356.49 : 381,167,433,047.04 = 154,277,738,241.77 : x
  2. Step 2: Convert to fraction form
    276,211,224,356.49/381,167,433,047.04 = 154,277,738,241.77/x
  3. Step 3: Cross multiply
    276,211,224,356.49x = 381,167,433,047.04 × 154,277,738,241.77
  4. Step 4: Simplify right side
    276,211,224,356.49x = 58,805,649,461,918,625,169,408
  5. Step 5: Solve for x
    x = 58,805,649,461,918,625,169,408/276,211,224,356.49
  6. Step 6: Final answer
    x = 212,901,012,979.91

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1.5x scale

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.