Home / 51,129,055,898.10-76,693,583,847.15-47,642,271,497.10

Finding the Fourth Proportional to 51,129,055,898.10, 76,693,583,847.15 and 47,642,271,497.10

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Solution

The fourth proportional to 51,129,055,898.10, 76,693,583,847.15 and 47,642,271,497.10 is: 71,463,407,245.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,129,055,898.10 : 76,693,583,847.15 = 47,642,271,497.10 : x
  2. Step 2: Convert to fraction form
    51,129,055,898.10/76,693,583,847.15 = 47,642,271,497.10/x
  3. Step 3: Cross multiply
    51,129,055,898.10x = 76,693,583,847.15 × 47,642,271,497.10
  4. Step 4: Simplify right side
    51,129,055,898.10x = 3,653,856,543,731,522,994,176
  5. Step 5: Solve for x
    x = 3,653,856,543,731,522,994,176/51,129,055,898.10
  6. Step 6: Final answer
    x = 71,463,407,245.65

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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.