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Finding the Fourth Proportional to 1,222,366,978.95, 1,833,550,468.43 and 1,222,366,978.95

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Solution

The fourth proportional to 1,222,366,978.95, 1,833,550,468.43 and 1,222,366,978.95 is: 1,833,550,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,366,978.95 : 1,833,550,468.43 = 1,222,366,978.95 : x
  2. Step 2: Convert to fraction form
    1,222,366,978.95/1,833,550,468.43 = 1,222,366,978.95/x
  3. Step 3: Cross multiply
    1,222,366,978.95x = 1,833,550,468.43 × 1,222,366,978.95
  4. Step 4: Simplify right side
    1,222,366,978.95x = 2,241,271,546,841,024,768
  5. Step 5: Solve for x
    x = 2,241,271,546,841,024,768/1,222,366,978.95
  6. Step 6: Final answer
    x = 1,833,550,468.43

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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.