Home / 1,145,482,703.55-1,717,520,865.50-445,157,125.83

Finding the Fourth Proportional to 1,145,482,703.55, 1,717,520,865.50 and 445,157,125.83

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Solution

The fourth proportional to 1,145,482,703.55, 1,717,520,865.50 and 445,157,125.83 is: 667,462,415.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,482,703.55 : 1,717,520,865.50 = 445,157,125.83 : x
  2. Step 2: Convert to fraction form
    1,145,482,703.55/1,717,520,865.50 = 445,157,125.83/x
  3. Step 3: Cross multiply
    1,145,482,703.55x = 1,717,520,865.50 × 445,157,125.83
  4. Step 4: Simplify right side
    1,145,482,703.55x = 764,566,652,040,191,360
  5. Step 5: Solve for x
    x = 764,566,652,040,191,360/1,145,482,703.55
  6. Step 6: Final answer
    x = 667,462,415.34

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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.