Home / 192,457,331.40-288,685,997.10-188,630,956.20

Finding the Fourth Proportional to 192,457,331.40, 288,685,997.10 and 188,630,956.20

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Solution

The fourth proportional to 192,457,331.40, 288,685,997.10 and 188,630,956.20 is: 282,946,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,457,331.40 : 288,685,997.10 = 188,630,956.20 : x
  2. Step 2: Convert to fraction form
    192,457,331.40/288,685,997.10 = 188,630,956.20/x
  3. Step 3: Cross multiply
    192,457,331.40x = 288,685,997.10 × 188,630,956.20
  4. Step 4: Simplify right side
    192,457,331.40x = 54,455,115,674,523,432
  5. Step 5: Solve for x
    x = 54,455,115,674,523,432/192,457,331.40
  6. Step 6: Final answer
    x = 282,946,434.30

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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.