Home / 594,474,517.12-820,276,325.40-343,602,312.88

Finding the Fourth Proportional to 594,474,517.12, 820,276,325.40 and 343,602,312.88

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Solution

The fourth proportional to 594,474,517.12, 820,276,325.40 and 343,602,312.88 is: 474,114,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,474,517.12 : 820,276,325.40 = 343,602,312.88 : x
  2. Step 2: Convert to fraction form
    594,474,517.12/820,276,325.40 = 343,602,312.88/x
  3. Step 3: Cross multiply
    594,474,517.12x = 820,276,325.40 × 343,602,312.88
  4. Step 4: Simplify right side
    594,474,517.12x = 281,848,842,608,147,488
  5. Step 5: Solve for x
    x = 281,848,842,608,147,488/594,474,517.12
  6. Step 6: Final answer
    x = 474,114,254.68

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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.