Home / 50,572,736,946.47-75,853,200,439.71-20,318,650,999.05

Finding the Fourth Proportional to 50,572,736,946.47, 75,853,200,439.71 and 20,318,650,999.05

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Solution

The fourth proportional to 50,572,736,946.47, 75,853,200,439.71 and 20,318,650,999.05 is: 30,475,604,049.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,572,736,946.47 : 75,853,200,439.71 = 20,318,650,999.05 : x
  2. Step 2: Convert to fraction form
    50,572,736,946.47/75,853,200,439.71 = 20,318,650,999.05/x
  3. Step 3: Cross multiply
    50,572,736,946.47x = 75,853,200,439.71 × 20,318,650,999.05
  4. Step 4: Simplify right side
    50,572,736,946.47x = 1,541,234,706,895,453,552,640
  5. Step 5: Solve for x
    x = 1,541,234,706,895,453,552,640/50,572,736,946.47
  6. Step 6: Final answer
    x = 30,475,604,049.81

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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.