Home / 698,470,050.40-1,046,193,421.20-374,976,008.80

Finding the Fourth Proportional to 698,470,050.40, 1,046,193,421.20 and 374,976,008.80

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Solution

The fourth proportional to 698,470,050.40, 1,046,193,421.20 and 374,976,008.80 is: 561,652,476.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,470,050.40 : 1,046,193,421.20 = 374,976,008.80 : x
  2. Step 2: Convert to fraction form
    698,470,050.40/1,046,193,421.20 = 374,976,008.80/x
  3. Step 3: Cross multiply
    698,470,050.40x = 1,046,193,421.20 × 374,976,008.80
  4. Step 4: Simplify right side
    698,470,050.40x = 392,297,433,514,393,344
  5. Step 5: Solve for x
    x = 392,297,433,514,393,344/698,470,050.40
  6. Step 6: Final answer
    x = 561,652,476.42

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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.