Home / 462,027,853.60-637,629,720.46-261,015,010.44

Finding the Fourth Proportional to 462,027,853.60, 637,629,720.46 and 261,015,010.44

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Solution

The fourth proportional to 462,027,853.60, 637,629,720.46 and 261,015,010.44 is: 360,218,386.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,027,853.60 : 637,629,720.46 = 261,015,010.44 : x
  2. Step 2: Convert to fraction form
    462,027,853.60/637,629,720.46 = 261,015,010.44/x
  3. Step 3: Cross multiply
    462,027,853.60x = 637,629,720.46 × 261,015,010.44
  4. Step 4: Simplify right side
    462,027,853.60x = 166,430,928,142,721,184
  5. Step 5: Solve for x
    x = 166,430,928,142,721,184/462,027,853.60
  6. Step 6: Final answer
    x = 360,218,386.93

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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.