Home / 613,415,774,540.70-920,123,661,811.05-294,898,019,509.35

Finding the Fourth Proportional to 613,415,774,540.70, 920,123,661,811.05 and 294,898,019,509.35

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Solution

The fourth proportional to 613,415,774,540.70, 920,123,661,811.05 and 294,898,019,509.35 is: 442,347,029,264.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,415,774,540.70 : 920,123,661,811.05 = 294,898,019,509.35 : x
  2. Step 2: Convert to fraction form
    613,415,774,540.70/920,123,661,811.05 = 294,898,019,509.35/x
  3. Step 3: Cross multiply
    613,415,774,540.70x = 920,123,661,811.05 × 294,898,019,509.35
  4. Step 4: Simplify right side
    613,415,774,540.70x = 271,342,645,571,769,583,271,936
  5. Step 5: Solve for x
    x = 271,342,645,571,769,583,271,936/613,415,774,540.70
  6. Step 6: Final answer
    x = 442,347,029,264.03

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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.