Home / 361,863,710.70-542,795,566.05-103,075,563.30

Finding the Fourth Proportional to 361,863,710.70, 542,795,566.05 and 103,075,563.30

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Solution

The fourth proportional to 361,863,710.70, 542,795,566.05 and 103,075,563.30 is: 154,613,344.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,863,710.70 : 542,795,566.05 = 103,075,563.30 : x
  2. Step 2: Convert to fraction form
    361,863,710.70/542,795,566.05 = 103,075,563.30/x
  3. Step 3: Cross multiply
    361,863,710.70x = 542,795,566.05 × 103,075,563.30
  4. Step 4: Simplify right side
    361,863,710.70x = 55,948,958,727,346,096
  5. Step 5: Solve for x
    x = 55,948,958,727,346,096/361,863,710.70
  6. Step 6: Final answer
    x = 154,613,344.95

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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.