Home / 10,779,451,312.20-16,166,307,186.90-3,318,019,672.20

Finding the Fourth Proportional to 10,779,451,312.20, 16,166,307,186.90 and 3,318,019,672.20

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Solution

The fourth proportional to 10,779,451,312.20, 16,166,307,186.90 and 3,318,019,672.20 is: 4,976,146,161.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,451,312.20 : 16,166,307,186.90 = 3,318,019,672.20 : x
  2. Step 2: Convert to fraction form
    10,779,451,312.20/16,166,307,186.90 = 3,318,019,672.20/x
  3. Step 3: Cross multiply
    10,779,451,312.20x = 16,166,307,186.90 × 3,318,019,672.20
  4. Step 4: Simplify right side
    10,779,451,312.20x = 53,640,125,272,962,441,216
  5. Step 5: Solve for x
    x = 53,640,125,272,962,441,216/10,779,451,312.20
  6. Step 6: Final answer
    x = 4,976,146,161.75

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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.