Home / 304,149,336.80-456,224,005.20-99,628,095.20

Finding the Fourth Proportional to 304,149,336.80, 456,224,005.20 and 99,628,095.20

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Solution

The fourth proportional to 304,149,336.80, 456,224,005.20 and 99,628,095.20 is: 149,442,142.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,149,336.80 : 456,224,005.20 = 99,628,095.20 : x
  2. Step 2: Convert to fraction form
    304,149,336.80/456,224,005.20 = 99,628,095.20/x
  3. Step 3: Cross multiply
    304,149,336.80x = 456,224,005.20 × 99,628,095.20
  4. Step 4: Simplify right side
    304,149,336.80x = 45,452,728,622,590,896
  5. Step 5: Solve for x
    x = 45,452,728,622,590,896/304,149,336.80
  6. Step 6: Final answer
    x = 149,442,142.80

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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.