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Finding the Fourth Proportional to 245,187,207,943.20, 367,780,811,914.79 and 245,187,207,943.20

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Solution

The fourth proportional to 245,187,207,943.20, 367,780,811,914.79 and 245,187,207,943.20 is: 367,780,811,914.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,187,207,943.20 : 367,780,811,914.79 = 245,187,207,943.20 : x
  2. Step 2: Convert to fraction form
    245,187,207,943.20/367,780,811,914.79 = 245,187,207,943.20/x
  3. Step 3: Cross multiply
    245,187,207,943.20x = 367,780,811,914.79 × 245,187,207,943.20
  4. Step 4: Simplify right side
    245,187,207,943.20x = 90,175,150,408,470,550,806,528
  5. Step 5: Solve for x
    x = 90,175,150,408,470,550,806,528/245,187,207,943.20
  6. Step 6: Final answer
    x = 367,780,811,914.79

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Double scale
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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.