Home / 1,238,937,744.96-1,858,398,350.40-501,996,777.12

Finding the Fourth Proportional to 1,238,937,744.96, 1,858,398,350.40 and 501,996,777.12

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Solution

The fourth proportional to 1,238,937,744.96, 1,858,398,350.40 and 501,996,777.12 is: 752,991,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,937,744.96 : 1,858,398,350.40 = 501,996,777.12 : x
  2. Step 2: Convert to fraction form
    1,238,937,744.96/1,858,398,350.40 = 501,996,777.12/x
  3. Step 3: Cross multiply
    1,238,937,744.96x = 1,858,398,350.40 × 501,996,777.12
  4. Step 4: Simplify right side
    1,238,937,744.96x = 932,909,982,505,924,480
  5. Step 5: Solve for x
    x = 932,909,982,505,924,480/1,238,937,744.96
  6. Step 6: Final answer
    x = 752,991,816.01

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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.