Home / 194,230,644.80-291,345,967.20-133,008,641.60

Finding the Fourth Proportional to 194,230,644.80, 291,345,967.20 and 133,008,641.60

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Solution

The fourth proportional to 194,230,644.80, 291,345,967.20 and 133,008,641.60 is: 199,512,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,230,644.80 : 291,345,967.20 = 133,008,641.60 : x
  2. Step 2: Convert to fraction form
    194,230,644.80/291,345,967.20 = 133,008,641.60/x
  3. Step 3: Cross multiply
    194,230,644.80x = 291,345,967.20 × 133,008,641.60
  4. Step 4: Simplify right side
    194,230,644.80x = 38,751,531,332,910,152
  5. Step 5: Solve for x
    x = 38,751,531,332,910,152/194,230,644.80
  6. Step 6: Final answer
    x = 199,512,962.40

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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.