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Finding the Fourth Proportional to 165,657,637,234.45, 248,486,455,851.67 and 165,657,637,234.45

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Solution

The fourth proportional to 165,657,637,234.45, 248,486,455,851.67 and 165,657,637,234.45 is: 248,486,455,851.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,657,637,234.45 : 248,486,455,851.67 = 165,657,637,234.45 : x
  2. Step 2: Convert to fraction form
    165,657,637,234.45/248,486,455,851.67 = 165,657,637,234.45/x
  3. Step 3: Cross multiply
    165,657,637,234.45x = 248,486,455,851.67 × 165,657,637,234.45
  4. Step 4: Simplify right side
    165,657,637,234.45x = 41,163,679,161,150,129,307,648
  5. Step 5: Solve for x
    x = 41,163,679,161,150,129,307,648/165,657,637,234.45
  6. Step 6: Final answer
    x = 248,486,455,851.67

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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.