Home / 577,943,766.72-797,562,943.56-330,430,304.16

Finding the Fourth Proportional to 577,943,766.72, 797,562,943.56 and 330,430,304.16

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Solution

The fourth proportional to 577,943,766.72, 797,562,943.56 and 330,430,304.16 is: 455,994,131.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,943,766.72 : 797,562,943.56 = 330,430,304.16 : x
  2. Step 2: Convert to fraction form
    577,943,766.72/797,562,943.56 = 330,430,304.16/x
  3. Step 3: Cross multiply
    577,943,766.72x = 797,562,943.56 × 330,430,304.16
  4. Step 4: Simplify right side
    577,943,766.72x = 263,538,966,027,275,712
  5. Step 5: Solve for x
    x = 263,538,966,027,275,712/577,943,766.72
  6. Step 6: Final answer
    x = 455,994,131.61

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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.