Home / 213,841,037.80-320,761,556.70-52,282,973.80

Finding the Fourth Proportional to 213,841,037.80, 320,761,556.70 and 52,282,973.80

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Solution

The fourth proportional to 213,841,037.80, 320,761,556.70 and 52,282,973.80 is: 78,424,460.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,841,037.80 : 320,761,556.70 = 52,282,973.80 : x
  2. Step 2: Convert to fraction form
    213,841,037.80/320,761,556.70 = 52,282,973.80/x
  3. Step 3: Cross multiply
    213,841,037.80x = 320,761,556.70 × 52,282,973.80
  4. Step 4: Simplify right side
    213,841,037.80x = 16,770,368,064,993,312
  5. Step 5: Solve for x
    x = 16,770,368,064,993,312/213,841,037.80
  6. Step 6: Final answer
    x = 78,424,460.70

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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.