Home / 453,779,269.20-680,668,903.80-443,701,573.20

Finding the Fourth Proportional to 453,779,269.20, 680,668,903.80 and 443,701,573.20

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Solution

The fourth proportional to 453,779,269.20, 680,668,903.80 and 443,701,573.20 is: 665,552,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,779,269.20 : 680,668,903.80 = 443,701,573.20 : x
  2. Step 2: Convert to fraction form
    453,779,269.20/680,668,903.80 = 443,701,573.20/x
  3. Step 3: Cross multiply
    453,779,269.20x = 680,668,903.80 × 443,701,573.20
  4. Step 4: Simplify right side
    453,779,269.20x = 302,013,863,444,379,456
  5. Step 5: Solve for x
    x = 302,013,863,444,379,456/453,779,269.20
  6. Step 6: Final answer
    x = 665,552,359.80

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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.