Home / 209,807,040,394.56-289,530,099,960.48-118,355,788,983.36

Finding the Fourth Proportional to 209,807,040,394.56, 289,530,099,960.48 and 118,355,788,983.36

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Solution

The fourth proportional to 209,807,040,394.56, 289,530,099,960.48 and 118,355,788,983.36 is: 163,328,949,070.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,807,040,394.56 : 289,530,099,960.48 = 118,355,788,983.36 : x
  2. Step 2: Convert to fraction form
    209,807,040,394.56/289,530,099,960.48 = 118,355,788,983.36/x
  3. Step 3: Cross multiply
    209,807,040,394.56x = 289,530,099,960.48 × 118,355,788,983.36
  4. Step 4: Simplify right side
    209,807,040,394.56x = 34,267,563,415,253,697,953,792
  5. Step 5: Solve for x
    x = 34,267,563,415,253,697,953,792/209,807,040,394.56
  6. Step 6: Final answer
    x = 163,328,949,070.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.