Home / 143,104,012.60-214,656,018.90-133,026,316.60

Finding the Fourth Proportional to 143,104,012.60, 214,656,018.90 and 133,026,316.60

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Solution

The fourth proportional to 143,104,012.60, 214,656,018.90 and 133,026,316.60 is: 199,539,474.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,104,012.60 : 214,656,018.90 = 133,026,316.60 : x
  2. Step 2: Convert to fraction form
    143,104,012.60/214,656,018.90 = 133,026,316.60/x
  3. Step 3: Cross multiply
    143,104,012.60x = 214,656,018.90 × 133,026,316.60
  4. Step 4: Simplify right side
    143,104,012.60x = 28,554,899,530,286,984
  5. Step 5: Solve for x
    x = 28,554,899,530,286,984/143,104,012.60
  6. Step 6: Final answer
    x = 199,539,474.90

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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.