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Finding the Fourth Proportional to 9,081,007,681.60, 13,621,511,522.40 and 9,081,007,681.60

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Solution

The fourth proportional to 9,081,007,681.60, 13,621,511,522.40 and 9,081,007,681.60 is: 13,621,511,522.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081,007,681.60 : 13,621,511,522.40 = 9,081,007,681.60 : x
  2. Step 2: Convert to fraction form
    9,081,007,681.60/13,621,511,522.40 = 9,081,007,681.60/x
  3. Step 3: Cross multiply
    9,081,007,681.60x = 13,621,511,522.40 × 9,081,007,681.60
  4. Step 4: Simplify right side
    9,081,007,681.60x = 123,697,050,769,917,313,024
  5. Step 5: Solve for x
    x = 123,697,050,769,917,313,024/9,081,007,681.60
  6. Step 6: Final answer
    x = 13,621,511,522.40

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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.