Home / 462,027,818.89-637,629,672.54-261,014,975.74

Finding the Fourth Proportional to 462,027,818.89, 637,629,672.54 and 261,014,975.74

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Solution

The fourth proportional to 462,027,818.89, 637,629,672.54 and 261,014,975.74 is: 360,218,339.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,027,818.89 : 637,629,672.54 = 261,014,975.74 : x
  2. Step 2: Convert to fraction form
    462,027,818.89/637,629,672.54 = 261,014,975.74/x
  3. Step 3: Cross multiply
    462,027,818.89x = 637,629,672.54 × 261,014,975.74
  4. Step 4: Simplify right side
    462,027,818.89x = 166,430,893,509,132,256
  5. Step 5: Solve for x
    x = 166,430,893,509,132,256/462,027,818.89
  6. Step 6: Final answer
    x = 360,218,339.04

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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.