Home / 413,768,197.92-620,716,069.80-141,075,192

Finding the Fourth Proportional to 413,768,197.92, 620,716,069.80 and 141,075,192

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Solution

The fourth proportional to 413,768,197.92, 620,716,069.80 and 141,075,192 is: 211,634,531.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,768,197.92 : 620,716,069.80 = 141,075,192 : x
  2. Step 2: Convert to fraction form
    413,768,197.92/620,716,069.80 = 141,075,192/x
  3. Step 3: Cross multiply
    413,768,197.92x = 620,716,069.80 × 141,075,192
  4. Step 4: Simplify right side
    413,768,197.92x = 87,567,638,724,520,400
  5. Step 5: Solve for x
    x = 87,567,638,724,520,400/413,768,197.92
  6. Step 6: Final answer
    x = 211,634,531.52

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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.