Home / 141,380,256.80-212,070,385.20-73,355,808.80

Finding the Fourth Proportional to 141,380,256.80, 212,070,385.20 and 73,355,808.80

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Solution

The fourth proportional to 141,380,256.80, 212,070,385.20 and 73,355,808.80 is: 110,033,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,380,256.80 : 212,070,385.20 = 73,355,808.80 : x
  2. Step 2: Convert to fraction form
    141,380,256.80/212,070,385.20 = 73,355,808.80/x
  3. Step 3: Cross multiply
    141,380,256.80x = 212,070,385.20 × 73,355,808.80
  4. Step 4: Simplify right side
    141,380,256.80x = 15,556,594,628,873,548
  5. Step 5: Solve for x
    x = 15,556,594,628,873,548/141,380,256.80
  6. Step 6: Final answer
    x = 110,033,713.20

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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.