Home / 522,414,137.04-783,621,090-190,446,034.74

Finding the Fourth Proportional to 522,414,137.04, 783,621,090 and 190,446,034.74

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Solution

The fourth proportional to 522,414,137.04, 783,621,090 and 190,446,034.74 is: 285,669,009.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,414,137.04 : 783,621,090 = 190,446,034.74 : x
  2. Step 2: Convert to fraction form
    522,414,137.04/783,621,090 = 190,446,034.74/x
  3. Step 3: Cross multiply
    522,414,137.04x = 783,621,090 × 190,446,034.74
  4. Step 4: Simplify right side
    522,414,137.04x = 149,237,529,329,136,672
  5. Step 5: Solve for x
    x = 149,237,529,329,136,672/522,414,137.04
  6. Step 6: Final answer
    x = 285,669,009.98

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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.