Home / 143,510,763,352.83-215,216,294,534.84-79,865,235,074.94

Finding the Fourth Proportional to 143,510,763,352.83, 215,216,294,534.84 and 79,865,235,074.94

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Solution

The fourth proportional to 143,510,763,352.83, 215,216,294,534.84 and 79,865,235,074.94 is: 119,770,110,292.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,510,763,352.83 : 215,216,294,534.84 = 79,865,235,074.94 : x
  2. Step 2: Convert to fraction form
    143,510,763,352.83/215,216,294,534.84 = 79,865,235,074.94/x
  3. Step 3: Cross multiply
    143,510,763,352.83x = 215,216,294,534.84 × 79,865,235,074.94
  4. Step 4: Simplify right side
    143,510,763,352.83x = 17,188,299,954,982,521,667,584
  5. Step 5: Solve for x
    x = 17,188,299,954,982,521,667,584/143,510,763,352.83
  6. Step 6: Final answer
    x = 119,770,110,292.87

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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.