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Finding the Fourth Proportional to 14,190,258,411.60, 21,285,387,617.40 and 14,190,258,411.60

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Solution

The fourth proportional to 14,190,258,411.60, 21,285,387,617.40 and 14,190,258,411.60 is: 21,285,387,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190,258,411.60 : 21,285,387,617.40 = 14,190,258,411.60 : x
  2. Step 2: Convert to fraction form
    14,190,258,411.60/21,285,387,617.40 = 14,190,258,411.60/x
  3. Step 3: Cross multiply
    14,190,258,411.60x = 21,285,387,617.40 × 14,190,258,411.60
  4. Step 4: Simplify right side
    14,190,258,411.60x = 302,045,150,681,976,864,768
  5. Step 5: Solve for x
    x = 302,045,150,681,976,864,768/14,190,258,411.60
  6. Step 6: Final answer
    x = 21,285,387,617.40

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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.