Home / 361,220,020,338.20-498,493,075,590.27-196,431,177,292.90

Finding the Fourth Proportional to 361,220,020,338.20, 498,493,075,590.27 and 196,431,177,292.90

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Solution

The fourth proportional to 361,220,020,338.20, 498,493,075,590.27 and 196,431,177,292.90 is: 271,080,162,220.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,220,020,338.20 : 498,493,075,590.27 = 196,431,177,292.90 : x
  2. Step 2: Convert to fraction form
    361,220,020,338.20/498,493,075,590.27 = 196,431,177,292.90/x
  3. Step 3: Cross multiply
    361,220,020,338.20x = 498,493,075,590.27 × 196,431,177,292.90
  4. Step 4: Simplify right side
    361,220,020,338.20x = 97,919,581,710,555,327,496,192
  5. Step 5: Solve for x
    x = 97,919,581,710,555,327,496,192/361,220,020,338.20
  6. Step 6: Final answer
    x = 271,080,162,220.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.