Home / 34,212,211,069.15-47,212,952,969.96-18,971,376,568.93

Finding the Fourth Proportional to 34,212,211,069.15, 47,212,952,969.96 and 18,971,376,568.93

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Solution

The fourth proportional to 34,212,211,069.15, 47,212,952,969.96 and 18,971,376,568.93 is: 26,180,556,056.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,212,211,069.15 : 47,212,952,969.96 = 18,971,376,568.93 : x
  2. Step 2: Convert to fraction form
    34,212,211,069.15/47,212,952,969.96 = 18,971,376,568.93/x
  3. Step 3: Cross multiply
    34,212,211,069.15x = 47,212,952,969.96 × 18,971,376,568.93
  4. Step 4: Simplify right side
    34,212,211,069.15x = 895,694,709,724,293,234,688
  5. Step 5: Solve for x
    x = 895,694,709,724,293,234,688/34,212,211,069.15
  6. Step 6: Final answer
    x = 26,180,556,056.84

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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.