Home / 577,773,022.48-797,328,300.06-313,455,007.31

Finding the Fourth Proportional to 577,773,022.48, 797,328,300.06 and 313,455,007.31

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Solution

The fourth proportional to 577,773,022.48, 797,328,300.06 and 313,455,007.31 is: 432,568,739.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,773,022.48 : 797,328,300.06 = 313,455,007.31 : x
  2. Step 2: Convert to fraction form
    577,773,022.48/797,328,300.06 = 313,455,007.31/x
  3. Step 3: Cross multiply
    577,773,022.48x = 797,328,300.06 × 313,455,007.31
  4. Step 4: Simplify right side
    577,773,022.48x = 249,926,548,119,790,528
  5. Step 5: Solve for x
    x = 249,926,548,119,790,528/577,773,022.48
  6. Step 6: Final answer
    x = 432,568,739.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.