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Finding the Fourth Proportional to 608,283,063.66, 839,447,133.62 and 344,004,576.69

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Solution

The fourth proportional to 608,283,063.66, 839,447,133.62 and 344,004,576.69 is: 474,735,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,283,063.66 : 839,447,133.62 = 344,004,576.69 : x
  2. Step 2: Convert to fraction form
    608,283,063.66/839,447,133.62 = 344,004,576.69/x
  3. Step 3: Cross multiply
    608,283,063.66x = 839,447,133.62 × 344,004,576.69
  4. Step 4: Simplify right side
    608,283,063.66x = 288,773,655,852,861,952
  5. Step 5: Solve for x
    x = 288,773,655,852,861,952/608,283,063.66
  6. Step 6: Final answer
    x = 474,735,650.40

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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.