Home / 12,242,924,640.54-18,355,848,746.11-5,424,636,456.98

Finding the Fourth Proportional to 12,242,924,640.54, 18,355,848,746.11 and 5,424,636,456.98

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Solution

The fourth proportional to 12,242,924,640.54, 18,355,848,746.11 and 5,424,636,456.98 is: 8,133,171,544.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242,924,640.54 : 18,355,848,746.11 = 5,424,636,456.98 : x
  2. Step 2: Convert to fraction form
    12,242,924,640.54/18,355,848,746.11 = 5,424,636,456.98/x
  3. Step 3: Cross multiply
    12,242,924,640.54x = 18,355,848,746.11 × 5,424,636,456.98
  4. Step 4: Simplify right side
    12,242,924,640.54x = 99,573,806,306,958,917,632
  5. Step 5: Solve for x
    x = 99,573,806,306,958,917,632/12,242,924,640.54
  6. Step 6: Final answer
    x = 8,133,171,544.43

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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.