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Finding the Fourth Proportional to 16,689,024,824.80, 25,033,537,237.20 and 16,689,024,824.80

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Solution

The fourth proportional to 16,689,024,824.80, 25,033,537,237.20 and 16,689,024,824.80 is: 25,033,537,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,689,024,824.80 : 25,033,537,237.20 = 16,689,024,824.80 : x
  2. Step 2: Convert to fraction form
    16,689,024,824.80/25,033,537,237.20 = 16,689,024,824.80/x
  3. Step 3: Cross multiply
    16,689,024,824.80x = 25,033,537,237.20 × 16,689,024,824.80
  4. Step 4: Simplify right side
    16,689,024,824.80x = 417,785,324,404,186,021,888
  5. Step 5: Solve for x
    x = 417,785,324,404,186,021,888/16,689,024,824.80
  6. Step 6: Final answer
    x = 25,033,537,237.20

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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.