Home / 476,039,789.40-714,059,684.10-169,341,907.80

Finding the Fourth Proportional to 476,039,789.40, 714,059,684.10 and 169,341,907.80

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Solution

The fourth proportional to 476,039,789.40, 714,059,684.10 and 169,341,907.80 is: 254,012,861.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,039,789.40 : 714,059,684.10 = 169,341,907.80 : x
  2. Step 2: Convert to fraction form
    476,039,789.40/714,059,684.10 = 169,341,907.80/x
  3. Step 3: Cross multiply
    476,039,789.40x = 714,059,684.10 × 169,341,907.80
  4. Step 4: Simplify right side
    476,039,789.40x = 120,920,229,188,559,344
  5. Step 5: Solve for x
    x = 120,920,229,188,559,344/476,039,789.40
  6. Step 6: Final answer
    x = 254,012,861.70

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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.