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Finding the Fourth Proportional to 594,808,762.63, 820,786,755.70 and 326,870,506.58

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Solution

The fourth proportional to 594,808,762.63, 820,786,755.70 and 326,870,506.58 is: 451,054,186.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,808,762.63 : 820,786,755.70 = 326,870,506.58 : x
  2. Step 2: Convert to fraction form
    594,808,762.63/820,786,755.70 = 326,870,506.58/x
  3. Step 3: Cross multiply
    594,808,762.63x = 820,786,755.70 × 326,870,506.58
  4. Step 4: Simplify right side
    594,808,762.63x = 268,290,982,624,892,576
  5. Step 5: Solve for x
    x = 268,290,982,624,892,576/594,808,762.63
  6. Step 6: Final answer
    x = 451,054,186.63

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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.