Home / 442,362,255.66-610,689,403.62-323,150,988.42

Finding the Fourth Proportional to 442,362,255.66, 610,689,403.62 and 323,150,988.42

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Solution

The fourth proportional to 442,362,255.66, 610,689,403.62 and 323,150,988.42 is: 446,116,009.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,362,255.66 : 610,689,403.62 = 323,150,988.42 : x
  2. Step 2: Convert to fraction form
    442,362,255.66/610,689,403.62 = 323,150,988.42/x
  3. Step 3: Cross multiply
    442,362,255.66x = 610,689,403.62 × 323,150,988.42
  4. Step 4: Simplify right side
    442,362,255.66x = 197,344,884,397,423,328
  5. Step 5: Solve for x
    x = 197,344,884,397,423,328/442,362,255.66
  6. Step 6: Final answer
    x = 446,116,009.84

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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.