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Finding the Fourth Proportional to 608,615,960.94, 839,908,770.45 and 344,292,652.62

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Solution

The fourth proportional to 608,615,960.94, 839,908,770.45 and 344,292,652.62 is: 475,134,464.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,615,960.94 : 839,908,770.45 = 344,292,652.62 : x
  2. Step 2: Convert to fraction form
    608,615,960.94/839,908,770.45 = 344,292,652.62/x
  3. Step 3: Cross multiply
    608,615,960.94x = 839,908,770.45 × 344,292,652.62
  4. Step 4: Simplify right side
    608,615,960.94x = 289,174,418,537,033,216
  5. Step 5: Solve for x
    x = 289,174,418,537,033,216/608,615,960.94
  6. Step 6: Final answer
    x = 475,134,464.25

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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.