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Finding the Fourth Proportional to 15,453,326,503.30, 23,179,989,754.95 and 15,453,326,503.30

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Solution

The fourth proportional to 15,453,326,503.30, 23,179,989,754.95 and 15,453,326,503.30 is: 23,179,989,754.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,453,326,503.30 : 23,179,989,754.95 = 15,453,326,503.30 : x
  2. Step 2: Convert to fraction form
    15,453,326,503.30/23,179,989,754.95 = 15,453,326,503.30/x
  3. Step 3: Cross multiply
    15,453,326,503.30x = 23,179,989,754.95 × 15,453,326,503.30
  4. Step 4: Simplify right side
    15,453,326,503.30x = 358,207,950,026,391,289,856
  5. Step 5: Solve for x
    x = 358,207,950,026,391,289,856/15,453,326,503.30
  6. Step 6: Final answer
    x = 23,179,989,754.95

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Double scale
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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.