Home / 223,791,187,977.54-308,863,339,599.21-142,475,035,775.94

Finding the Fourth Proportional to 223,791,187,977.54, 308,863,339,599.21 and 142,475,035,775.94

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Solution

The fourth proportional to 223,791,187,977.54, 308,863,339,599.21 and 142,475,035,775.94 is: 196,635,603,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,791,187,977.54 : 308,863,339,599.21 = 142,475,035,775.94 : x
  2. Step 2: Convert to fraction form
    223,791,187,977.54/308,863,339,599.21 = 142,475,035,775.94/x
  3. Step 3: Cross multiply
    223,791,187,977.54x = 308,863,339,599.21 × 142,475,035,775.94
  4. Step 4: Simplify right side
    223,791,187,977.54x = 44,005,315,359,273,750,888,448
  5. Step 5: Solve for x
    x = 44,005,315,359,273,750,888,448/223,791,187,977.54
  6. Step 6: Final answer
    x = 196,635,603,738.30

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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.