Home / 439,437,027.38-658,784,828.15-361,717,766.93

Finding the Fourth Proportional to 439,437,027.38, 658,784,828.15 and 361,717,766.93

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Solution

The fourth proportional to 439,437,027.38, 658,784,828.15 and 361,717,766.93 is: 542,271,502.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,437,027.38 : 658,784,828.15 = 361,717,766.93 : x
  2. Step 2: Convert to fraction form
    439,437,027.38/658,784,828.15 = 361,717,766.93/x
  3. Step 3: Cross multiply
    439,437,027.38x = 658,784,828.15 × 361,717,766.93
  4. Step 4: Simplify right side
    439,437,027.38x = 238,294,176,920,679,296
  5. Step 5: Solve for x
    x = 238,294,176,920,679,296/439,437,027.38
  6. Step 6: Final answer
    x = 542,271,502.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.