Home / 330,700,024.76-456,133,688.10-217,633,492.64

Finding the Fourth Proportional to 330,700,024.76, 456,133,688.10 and 217,633,492.64

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Solution

The fourth proportional to 330,700,024.76, 456,133,688.10 and 217,633,492.64 is: 300,181,313.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,700,024.76 : 456,133,688.10 = 217,633,492.64 : x
  2. Step 2: Convert to fraction form
    330,700,024.76/456,133,688.10 = 217,633,492.64/x
  3. Step 3: Cross multiply
    330,700,024.76x = 456,133,688.10 × 217,633,492.64
  4. Step 4: Simplify right side
    330,700,024.76x = 99,269,967,653,107,744
  5. Step 5: Solve for x
    x = 99,269,967,653,107,744/330,700,024.76
  6. Step 6: Final answer
    x = 300,181,313.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.