Home / 618,098,688,087.44-927,148,032,131.20-518,919,042,903.46

Finding the Fourth Proportional to 618,098,688,087.44, 927,148,032,131.20 and 518,919,042,903.46

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Solution

The fourth proportional to 618,098,688,087.44, 927,148,032,131.20 and 518,919,042,903.46 is: 778,378,564,355.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,098,688,087.44 : 927,148,032,131.20 = 518,919,042,903.46 : x
  2. Step 2: Convert to fraction form
    618,098,688,087.44/927,148,032,131.20 = 518,919,042,903.46/x
  3. Step 3: Cross multiply
    618,098,688,087.44x = 927,148,032,131.20 × 518,919,042,903.46
  4. Step 4: Simplify right side
    618,098,688,087.44x = 481,114,769,463,348,698,284,032
  5. Step 5: Solve for x
    x = 481,114,769,463,348,698,284,032/618,098,688,087.44
  6. Step 6: Final answer
    x = 778,378,564,355.22

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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.