Home / 114,780,672,074.70-172,171,008,112.05-83,435,006,436.30

Finding the Fourth Proportional to 114,780,672,074.70, 172,171,008,112.05 and 83,435,006,436.30

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Solution

The fourth proportional to 114,780,672,074.70, 172,171,008,112.05 and 83,435,006,436.30 is: 125,152,509,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,780,672,074.70 : 172,171,008,112.05 = 83,435,006,436.30 : x
  2. Step 2: Convert to fraction form
    114,780,672,074.70/172,171,008,112.05 = 83,435,006,436.30/x
  3. Step 3: Cross multiply
    114,780,672,074.70x = 172,171,008,112.05 × 83,435,006,436.30
  4. Step 4: Simplify right side
    114,780,672,074.70x = 14,365,089,169,973,151,006,720
  5. Step 5: Solve for x
    x = 14,365,089,169,973,151,006,720/114,780,672,074.70
  6. Step 6: Final answer
    x = 125,152,509,654.45

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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.