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Finding the Fourth Proportional to 30,621,567,458.65, 45,932,351,187.98 and 30,621,567,458.65

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Solution

The fourth proportional to 30,621,567,458.65, 45,932,351,187.98 and 30,621,567,458.65 is: 45,932,351,187.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,621,567,458.65 : 45,932,351,187.98 = 30,621,567,458.65 : x
  2. Step 2: Convert to fraction form
    30,621,567,458.65/45,932,351,187.98 = 30,621,567,458.65/x
  3. Step 3: Cross multiply
    30,621,567,458.65x = 45,932,351,187.98 × 30,621,567,458.65
  4. Step 4: Simplify right side
    30,621,567,458.65x = 1,406,520,590,437,132,271,616
  5. Step 5: Solve for x
    x = 1,406,520,590,437,132,271,616/30,621,567,458.65
  6. Step 6: Final answer
    x = 45,932,351,187.98

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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.