Home / 296,903,631.60-445,467,421.80-143,685,327.60

Finding the Fourth Proportional to 296,903,631.60, 445,467,421.80 and 143,685,327.60

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Solution

The fourth proportional to 296,903,631.60, 445,467,421.80 and 143,685,327.60 is: 215,582,180.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,903,631.60 : 445,467,421.80 = 143,685,327.60 : x
  2. Step 2: Convert to fraction form
    296,903,631.60/445,467,421.80 = 143,685,327.60/x
  3. Step 3: Cross multiply
    296,903,631.60x = 445,467,421.80 × 143,685,327.60
  4. Step 4: Simplify right side
    296,903,631.60x = 64,007,132,436,460,384
  5. Step 5: Solve for x
    x = 64,007,132,436,460,384/296,903,631.60
  6. Step 6: Final answer
    x = 215,582,180.96

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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.