Home / 142,878,143,835.97-214,317,215,680.14-53,348,129,063.22

Finding the Fourth Proportional to 142,878,143,835.97, 214,317,215,680.14 and 53,348,129,063.22

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Solution

The fourth proportional to 142,878,143,835.97, 214,317,215,680.14 and 53,348,129,063.22 is: 80,022,193,567.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,878,143,835.97 : 214,317,215,680.14 = 53,348,129,063.22 : x
  2. Step 2: Convert to fraction form
    142,878,143,835.97/214,317,215,680.14 = 53,348,129,063.22/x
  3. Step 3: Cross multiply
    142,878,143,835.97x = 214,317,215,680.14 × 53,348,129,063.22
  4. Step 4: Simplify right side
    142,878,143,835.97x = 11,433,422,482,572,994,150,400
  5. Step 5: Solve for x
    x = 11,433,422,482,572,994,150,400/142,878,143,835.97
  6. Step 6: Final answer
    x = 80,022,193,567.26

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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.