Home / 4,968,678,905.60-7,446,688,305.60-2,640,731,129.60

Finding the Fourth Proportional to 4,968,678,905.60, 7,446,688,305.60 and 2,640,731,129.60

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Solution

The fourth proportional to 4,968,678,905.60, 7,446,688,305.60 and 2,640,731,129.60 is: 3,957,732,426.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968,678,905.60 : 7,446,688,305.60 = 2,640,731,129.60 : x
  2. Step 2: Convert to fraction form
    4,968,678,905.60/7,446,688,305.60 = 2,640,731,129.60/x
  3. Step 3: Cross multiply
    4,968,678,905.60x = 7,446,688,305.60 × 2,640,731,129.60
  4. Step 4: Simplify right side
    4,968,678,905.60x = 19,664,701,621,026,197,504
  5. Step 5: Solve for x
    x = 19,664,701,621,026,197,504/4,968,678,905.60
  6. Step 6: Final answer
    x = 3,957,732,426.39

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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.