Home / 682,677,591.95-942,096,714.51-369,415,167.41

Finding the Fourth Proportional to 682,677,591.95, 942,096,714.51 and 369,415,167.41

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Solution

The fourth proportional to 682,677,591.95, 942,096,714.51 and 369,415,167.41 is: 509,793,817.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,677,591.95 : 942,096,714.51 = 369,415,167.41 : x
  2. Step 2: Convert to fraction form
    682,677,591.95/942,096,714.51 = 369,415,167.41/x
  3. Step 3: Cross multiply
    682,677,591.95x = 942,096,714.51 × 369,415,167.41
  4. Step 4: Simplify right side
    682,677,591.95x = 348,024,815,502,412,096
  5. Step 5: Solve for x
    x = 348,024,815,502,412,096/682,677,591.95
  6. Step 6: Final answer
    x = 509,793,817.18

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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.