Home / 326,256,346.45-450,243,501.92-200,880,872.16

Finding the Fourth Proportional to 326,256,346.45, 450,243,501.92 and 200,880,872.16

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Solution

The fourth proportional to 326,256,346.45, 450,243,501.92 and 200,880,872.16 is: 277,221,602.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,256,346.45 : 450,243,501.92 = 200,880,872.16 : x
  2. Step 2: Convert to fraction form
    326,256,346.45/450,243,501.92 = 200,880,872.16/x
  3. Step 3: Cross multiply
    326,256,346.45x = 450,243,501.92 × 200,880,872.16
  4. Step 4: Simplify right side
    326,256,346.45x = 90,445,307,350,062,240
  5. Step 5: Solve for x
    x = 90,445,307,350,062,240/326,256,346.45
  6. Step 6: Final answer
    x = 277,221,602.99

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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.