Home / 384,448,704.12-576,500,631.48-229,075,728.84

Finding the Fourth Proportional to 384,448,704.12, 576,500,631.48 and 229,075,728.84

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Solution

The fourth proportional to 384,448,704.12, 576,500,631.48 and 229,075,728.84 is: 343,510,853.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,448,704.12 : 576,500,631.48 = 229,075,728.84 : x
  2. Step 2: Convert to fraction form
    384,448,704.12/576,500,631.48 = 229,075,728.84/x
  3. Step 3: Cross multiply
    384,448,704.12x = 576,500,631.48 × 229,075,728.84
  4. Step 4: Simplify right side
    384,448,704.12x = 132,062,302,333,001,248
  5. Step 5: Solve for x
    x = 132,062,302,333,001,248/384,448,704.12
  6. Step 6: Final answer
    x = 343,510,853.12

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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.