Home / 682,677,589.10-942,096,710.58-369,415,164.56

Finding the Fourth Proportional to 682,677,589.10, 942,096,710.58 and 369,415,164.56

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Solution

The fourth proportional to 682,677,589.10, 942,096,710.58 and 369,415,164.56 is: 509,793,813.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,677,589.10 : 942,096,710.58 = 369,415,164.56 : x
  2. Step 2: Convert to fraction form
    682,677,589.10/942,096,710.58 = 369,415,164.56/x
  3. Step 3: Cross multiply
    682,677,589.10x = 942,096,710.58 × 369,415,164.56
  4. Step 4: Simplify right side
    682,677,589.10x = 348,024,811,365,634,944
  5. Step 5: Solve for x
    x = 348,024,811,365,634,944/682,677,589.10
  6. Step 6: Final answer
    x = 509,793,813.25

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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.