Home / 230,066,008.20-345,099,012.30-109,133,656.20

Finding the Fourth Proportional to 230,066,008.20, 345,099,012.30 and 109,133,656.20

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Solution

The fourth proportional to 230,066,008.20, 345,099,012.30 and 109,133,656.20 is: 163,700,484.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,066,008.20 : 345,099,012.30 = 109,133,656.20 : x
  2. Step 2: Convert to fraction form
    230,066,008.20/345,099,012.30 = 109,133,656.20/x
  3. Step 3: Cross multiply
    230,066,008.20x = 345,099,012.30 × 109,133,656.20
  4. Step 4: Simplify right side
    230,066,008.20x = 37,661,916,963,307,776
  5. Step 5: Solve for x
    x = 37,661,916,963,307,776/230,066,008.20
  6. Step 6: Final answer
    x = 163,700,484.30

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Similar ratio
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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.