Home / 194,230,280.80-291,345,421.20-185,272,328.80

Finding the Fourth Proportional to 194,230,280.80, 291,345,421.20 and 185,272,328.80

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Solution

The fourth proportional to 194,230,280.80, 291,345,421.20 and 185,272,328.80 is: 277,908,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,230,280.80 : 291,345,421.20 = 185,272,328.80 : x
  2. Step 2: Convert to fraction form
    194,230,280.80/291,345,421.20 = 185,272,328.80/x
  3. Step 3: Cross multiply
    194,230,280.80x = 291,345,421.20 × 185,272,328.80
  4. Step 4: Simplify right side
    194,230,280.80x = 53,978,244,670,940,888
  5. Step 5: Solve for x
    x = 53,978,244,670,940,888/194,230,280.80
  6. Step 6: Final answer
    x = 277,908,493.20

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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.