Home / 245,828,107,384.32-339,054,956,851.92-211,591,152,928.68

Finding the Fourth Proportional to 245,828,107,384.32, 339,054,956,851.92 and 211,591,152,928.68

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Solution

The fourth proportional to 245,828,107,384.32, 339,054,956,851.92 and 211,591,152,928.68 is: 291,834,119,335.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,828,107,384.32 : 339,054,956,851.92 = 211,591,152,928.68 : x
  2. Step 2: Convert to fraction form
    245,828,107,384.32/339,054,956,851.92 = 211,591,152,928.68/x
  3. Step 3: Cross multiply
    245,828,107,384.32x = 339,054,956,851.92 × 211,591,152,928.68
  4. Step 4: Simplify right side
    245,828,107,384.32x = 71,741,029,226,481,597,808,640
  5. Step 5: Solve for x
    x = 71,741,029,226,481,597,808,640/245,828,107,384.32
  6. Step 6: Final answer
    x = 291,834,119,335.77

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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.