Home / 682,677,590.98-942,096,713.18-369,415,166.44

Finding the Fourth Proportional to 682,677,590.98, 942,096,713.18 and 369,415,166.44

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Solution

The fourth proportional to 682,677,590.98, 942,096,713.18 and 369,415,166.44 is: 509,793,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,677,590.98 : 942,096,713.18 = 369,415,166.44 : x
  2. Step 2: Convert to fraction form
    682,677,590.98/942,096,713.18 = 369,415,166.44/x
  3. Step 3: Cross multiply
    682,677,590.98x = 942,096,713.18 × 369,415,166.44
  4. Step 4: Simplify right side
    682,677,590.98x = 348,024,814,101,966,592
  5. Step 5: Solve for x
    x = 348,024,814,101,966,592/682,677,590.98
  6. Step 6: Final answer
    x = 509,793,815.85

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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.