Home / 194,230,666.80-291,346,000.20-133,008,663.60

Finding the Fourth Proportional to 194,230,666.80, 291,346,000.20 and 133,008,663.60

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Solution

The fourth proportional to 194,230,666.80, 291,346,000.20 and 133,008,663.60 is: 199,512,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,230,666.80 : 291,346,000.20 = 133,008,663.60 : x
  2. Step 2: Convert to fraction form
    194,230,666.80/291,346,000.20 = 133,008,663.60/x
  3. Step 3: Cross multiply
    194,230,666.80x = 291,346,000.20 × 133,008,663.60
  4. Step 4: Simplify right side
    194,230,666.80x = 38,751,542,131,807,328
  5. Step 5: Solve for x
    x = 38,751,542,131,807,328/194,230,666.80
  6. Step 6: Final answer
    x = 199,512,995.40

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1.5x scale

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.