Home / 141,344,385.60-211,859,114.40-55,054,113.60

Finding the Fourth Proportional to 141,344,385.60, 211,859,114.40 and 55,054,113.60

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Solution

The fourth proportional to 141,344,385.60, 211,859,114.40 and 55,054,113.60 is: 82,519,837.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,344,385.60 : 211,859,114.40 = 55,054,113.60 : x
  2. Step 2: Convert to fraction form
    141,344,385.60/211,859,114.40 = 55,054,113.60/x
  3. Step 3: Cross multiply
    141,344,385.60x = 211,859,114.40 × 55,054,113.60
  4. Step 4: Simplify right side
    141,344,385.60x = 11,663,715,751,372,996
  5. Step 5: Solve for x
    x = 11,663,715,751,372,996/141,344,385.60
  6. Step 6: Final answer
    x = 82,519,837.64

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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.