Home / 412,621,641,008.55-619,215,181,152.25-144,010,621,135.73

Finding the Fourth Proportional to 412,621,641,008.55, 619,215,181,152.25 and 144,010,621,135.73

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Solution

The fourth proportional to 412,621,641,008.55, 619,215,181,152.25 and 144,010,621,135.73 is: 216,114,604,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,621,641,008.55 : 619,215,181,152.25 = 144,010,621,135.73 : x
  2. Step 2: Convert to fraction form
    412,621,641,008.55/619,215,181,152.25 = 144,010,621,135.73/x
  3. Step 3: Cross multiply
    412,621,641,008.55x = 619,215,181,152.25 × 144,010,621,135.73
  4. Step 4: Simplify right side
    412,621,641,008.55x = 89,173,562,854,409,102,163,968
  5. Step 5: Solve for x
    x = 89,173,562,854,409,102,163,968/412,621,641,008.55
  6. Step 6: Final answer
    x = 216,114,604,741.64

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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.