Home / 68,931,960,796.68-103,253,140,922.04-43,736,708,739.72

Finding the Fourth Proportional to 68,931,960,796.68, 103,253,140,922.04 and 43,736,708,739.72

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Solution

The fourth proportional to 68,931,960,796.68, 103,253,140,922.04 and 43,736,708,739.72 is: 65,513,188,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,931,960,796.68 : 103,253,140,922.04 = 43,736,708,739.72 : x
  2. Step 2: Convert to fraction form
    68,931,960,796.68/103,253,140,922.04 = 43,736,708,739.72/x
  3. Step 3: Cross multiply
    68,931,960,796.68x = 103,253,140,922.04 × 43,736,708,739.72
  4. Step 4: Simplify right side
    68,931,960,796.68x = 4,515,952,550,968,527,683,584
  5. Step 5: Solve for x
    x = 4,515,952,550,968,527,683,584/68,931,960,796.68
  6. Step 6: Final answer
    x = 65,513,188,639.57

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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.