Home / 326,256,345.45-450,243,500.54-200,880,871.16

Finding the Fourth Proportional to 326,256,345.45, 450,243,500.54 and 200,880,871.16

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Solution

The fourth proportional to 326,256,345.45, 450,243,500.54 and 200,880,871.16 is: 277,221,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,256,345.45 : 450,243,500.54 = 200,880,871.16 : x
  2. Step 2: Convert to fraction form
    326,256,345.45/450,243,500.54 = 200,880,871.16/x
  3. Step 3: Cross multiply
    326,256,345.45x = 450,243,500.54 × 200,880,871.16
  4. Step 4: Simplify right side
    326,256,345.45x = 90,445,306,619,347,520
  5. Step 5: Solve for x
    x = 90,445,306,619,347,520/326,256,345.45
  6. Step 6: Final answer
    x = 277,221,601.60

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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.