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Finding the Fourth Proportional to 617,958,014.82, 926,793,329.04 and 229,963,569.54

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Solution

The fourth proportional to 617,958,014.82, 926,793,329.04 and 229,963,569.54 is: 344,891,881.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,958,014.82 : 926,793,329.04 = 229,963,569.54 : x
  2. Step 2: Convert to fraction form
    617,958,014.82/926,793,329.04 = 229,963,569.54/x
  3. Step 3: Cross multiply
    617,958,014.82x = 926,793,329.04 × 229,963,569.54
  4. Step 4: Simplify right side
    617,958,014.82x = 213,128,702,171,898,112
  5. Step 5: Solve for x
    x = 213,128,702,171,898,112/617,958,014.82
  6. Step 6: Final answer
    x = 344,891,881.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.