Home / 4,198,779,815.75-9,020,669,898.50

Finding the Third Proportional to 4,198,779,815.75 and 9,020,669,898.50

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Solution

The third proportional to 4,198,779,815.75 and 9,020,669,898.50 is: 19,380,031,577.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198,779,815.75 : 9,020,669,898.50 = 9,020,669,898.50 : x
  2. Step 2: Convert to fraction form
    4,198,779,815.75/9,020,669,898.50 = 9,020,669,898.50/x
  3. Step 3: Cross multiply
    4,198,779,815.75x = 9,020,669,898.50 × 9,020,669,898.50
  4. Step 4: Simplify right side
    4,198,779,815.75x = 81,372,485,417,703,997,440
  5. Step 5: Solve for x
    x = 81,372,485,417,703,997,440/4,198,779,815.75
  6. Step 6: Final answer
    x = 19,380,031,577.86

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.