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Finding the Fourth Proportional to 10,097,379,379.40, 15,146,069,069.10 and 10,097,379,379.40

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Solution

The fourth proportional to 10,097,379,379.40, 15,146,069,069.10 and 10,097,379,379.40 is: 15,146,069,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,097,379,379.40 : 15,146,069,069.10 = 10,097,379,379.40 : x
  2. Step 2: Convert to fraction form
    10,097,379,379.40/15,146,069,069.10 = 10,097,379,379.40/x
  3. Step 3: Cross multiply
    10,097,379,379.40x = 15,146,069,069.10 × 10,097,379,379.40
  4. Step 4: Simplify right side
    10,097,379,379.40x = 152,935,605,497,298,485,248
  5. Step 5: Solve for x
    x = 152,935,605,497,298,485,248/10,097,379,379.40
  6. Step 6: Final answer
    x = 15,146,069,069.10

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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.