Home / 65,819,952,077.20-98,729,928,115.80-64,513,882,675.60

Finding the Fourth Proportional to 65,819,952,077.20, 98,729,928,115.80 and 64,513,882,675.60

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Solution

The fourth proportional to 65,819,952,077.20, 98,729,928,115.80 and 64,513,882,675.60 is: 96,770,824,013.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,819,952,077.20 : 98,729,928,115.80 = 64,513,882,675.60 : x
  2. Step 2: Convert to fraction form
    65,819,952,077.20/98,729,928,115.80 = 64,513,882,675.60/x
  3. Step 3: Cross multiply
    65,819,952,077.20x = 98,729,928,115.80 × 64,513,882,675.60
  4. Step 4: Simplify right side
    65,819,952,077.20x = 6,369,450,999,033,143,230,464
  5. Step 5: Solve for x
    x = 6,369,450,999,033,143,230,464/65,819,952,077.20
  6. Step 6: Final answer
    x = 96,770,824,013.40

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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.