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Finding the Fourth Proportional to 18,197,607,404.40, 25,550,116,770 and 18,197,607,404.40

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Solution

The fourth proportional to 18,197,607,404.40, 25,550,116,770 and 18,197,607,404.40 is: 25,550,116,770

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,197,607,404.40 : 25,550,116,770 = 18,197,607,404.40 : x
  2. Step 2: Convert to fraction form
    18,197,607,404.40/25,550,116,770 = 18,197,607,404.40/x
  3. Step 3: Cross multiply
    18,197,607,404.40x = 25,550,116,770 × 18,197,607,404.40
  4. Step 4: Simplify right side
    18,197,607,404.40x = 464,950,994,117,036,670,976
  5. Step 5: Solve for x
    x = 464,950,994,117,036,670,976/18,197,607,404.40
  6. Step 6: Final answer
    x = 25,550,116,770

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.