Home / 453,779,368.20-680,669,052.30-443,701,672.20

Finding the Fourth Proportional to 453,779,368.20, 680,669,052.30 and 443,701,672.20

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Solution

The fourth proportional to 453,779,368.20, 680,669,052.30 and 443,701,672.20 is: 665,552,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,779,368.20 : 680,669,052.30 = 443,701,672.20 : x
  2. Step 2: Convert to fraction form
    453,779,368.20/680,669,052.30 = 443,701,672.20/x
  3. Step 3: Cross multiply
    453,779,368.20x = 680,669,052.30 × 443,701,672.20
  4. Step 4: Simplify right side
    453,779,368.20x = 302,013,996,720,299,200
  5. Step 5: Solve for x
    x = 302,013,996,720,299,200/453,779,368.20
  6. Step 6: Final answer
    x = 665,552,508.30

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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.