Home / 65,947,343,209.53-90,777,573,190.71-57,474,600,604.17

Finding the Fourth Proportional to 65,947,343,209.53, 90,777,573,190.71 and 57,474,600,604.17

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Solution

The fourth proportional to 65,947,343,209.53, 90,777,573,190.71 and 57,474,600,604.17 is: 79,114,707,417.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,947,343,209.53 : 90,777,573,190.71 = 57,474,600,604.17 : x
  2. Step 2: Convert to fraction form
    65,947,343,209.53/90,777,573,190.71 = 57,474,600,604.17/x
  3. Step 3: Cross multiply
    65,947,343,209.53x = 90,777,573,190.71 × 57,474,600,604.17
  4. Step 4: Simplify right side
    65,947,343,209.53x = 5,217,404,762,952,164,179,968
  5. Step 5: Solve for x
    x = 5,217,404,762,952,164,179,968/65,947,343,209.53
  6. Step 6: Final answer
    x = 79,114,707,417.03

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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.