Home / 104,975,998.60-157,463,997.90-82,017,747.40

Finding the Fourth Proportional to 104,975,998.60, 157,463,997.90 and 82,017,747.40

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Solution

The fourth proportional to 104,975,998.60, 157,463,997.90 and 82,017,747.40 is: 123,026,621.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,975,998.60 : 157,463,997.90 = 82,017,747.40 : x
  2. Step 2: Convert to fraction form
    104,975,998.60/157,463,997.90 = 82,017,747.40/x
  3. Step 3: Cross multiply
    104,975,998.60x = 157,463,997.90 × 82,017,747.40
  4. Step 4: Simplify right side
    104,975,998.60x = 12,914,842,404,356,332
  5. Step 5: Solve for x
    x = 12,914,842,404,356,332/104,975,998.60
  6. Step 6: Final answer
    x = 123,026,621.10

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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.