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Finding the Fourth Proportional to 73,273,248,081.30, 109,909,872,121.95 and 73,273,248,081.30

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Solution

The fourth proportional to 73,273,248,081.30, 109,909,872,121.95 and 73,273,248,081.30 is: 109,909,872,121.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,273,248,081.30 : 109,909,872,121.95 = 73,273,248,081.30 : x
  2. Step 2: Convert to fraction form
    73,273,248,081.30/109,909,872,121.95 = 73,273,248,081.30/x
  3. Step 3: Cross multiply
    73,273,248,081.30x = 109,909,872,121.95 × 73,273,248,081.30
  4. Step 4: Simplify right side
    73,273,248,081.30x = 8,053,453,326,575,601,713,152
  5. Step 5: Solve for x
    x = 8,053,453,326,575,601,713,152/73,273,248,081.30
  6. Step 6: Final answer
    x = 109,909,872,121.95

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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.