Home / 740,355,523.65-1,110,658,137.66-248,951,980.74

Finding the Fourth Proportional to 740,355,523.65, 1,110,658,137.66 and 248,951,980.74

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Solution

The fourth proportional to 740,355,523.65, 1,110,658,137.66 and 248,951,980.74 is: 373,469,953.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,355,523.65 : 1,110,658,137.66 = 248,951,980.74 : x
  2. Step 2: Convert to fraction form
    740,355,523.65/1,110,658,137.66 = 248,951,980.74/x
  3. Step 3: Cross multiply
    740,355,523.65x = 1,110,658,137.66 × 248,951,980.74
  4. Step 4: Simplify right side
    740,355,523.65x = 276,500,543,299,621,600
  5. Step 5: Solve for x
    x = 276,500,543,299,621,600/740,355,523.65
  6. Step 6: Final answer
    x = 373,469,953.92

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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.