Home / 8,619,724,509.05-12,923,381,420.66-5,296,673,468.02

Finding the Fourth Proportional to 8,619,724,509.05, 12,923,381,420.66 and 5,296,673,468.02

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Solution

The fourth proportional to 8,619,724,509.05, 12,923,381,420.66 and 5,296,673,468.02 is: 7,941,197,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619,724,509.05 : 12,923,381,420.66 = 5,296,673,468.02 : x
  2. Step 2: Convert to fraction form
    8,619,724,509.05/12,923,381,420.66 = 5,296,673,468.02/x
  3. Step 3: Cross multiply
    8,619,724,509.05x = 12,923,381,420.66 × 5,296,673,468.02
  4. Step 4: Simplify right side
    8,619,724,509.05x = 68,450,931,487,839,436,800
  5. Step 5: Solve for x
    x = 68,450,931,487,839,436,800/8,619,724,509.05
  6. Step 6: Final answer
    x = 7,941,197,124.80

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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.