Home / 28,678,304,299.40-43,017,456,449.10-16,280,848,651.40

Finding the Fourth Proportional to 28,678,304,299.40, 43,017,456,449.10 and 16,280,848,651.40

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Solution

The fourth proportional to 28,678,304,299.40, 43,017,456,449.10 and 16,280,848,651.40 is: 24,421,272,977.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,678,304,299.40 : 43,017,456,449.10 = 16,280,848,651.40 : x
  2. Step 2: Convert to fraction form
    28,678,304,299.40/43,017,456,449.10 = 16,280,848,651.40/x
  3. Step 3: Cross multiply
    28,678,304,299.40x = 43,017,456,449.10 × 16,280,848,651.40
  4. Step 4: Simplify right side
    28,678,304,299.40x = 700,360,697,815,987,912,704
  5. Step 5: Solve for x
    x = 700,360,697,815,987,912,704/28,678,304,299.40
  6. Step 6: Final answer
    x = 24,421,272,977.10

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1.5x scale

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.