Home / 946,837,826,609.45-1,420,113,238,185.60-257,693,533,889.05

Finding the Fourth Proportional to 946,837,826,609.45, 1,420,113,238,185.60 and 257,693,533,889.05

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Solution

The fourth proportional to 946,837,826,609.45, 1,420,113,238,185.60 and 257,693,533,889.05 is: 386,501,245,077.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,837,826,609.45 : 1,420,113,238,185.60 = 257,693,533,889.05 : x
  2. Step 2: Convert to fraction form
    946,837,826,609.45/1,420,113,238,185.60 = 257,693,533,889.05/x
  3. Step 3: Cross multiply
    946,837,826,609.45x = 1,420,113,238,185.60 × 257,693,533,889.05
  4. Step 4: Simplify right side
    946,837,826,609.45x = 365,953,998,870,669,474,922,496
  5. Step 5: Solve for x
    x = 365,953,998,870,669,474,922,496/946,837,826,609.45
  6. Step 6: Final answer
    x = 386,501,245,077.12

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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.