Home / 2,853,927,390,896.20-3,938,503,432,023.20-1,553,368,795,089.10

Finding the Fourth Proportional to 2,853,927,390,896.20, 3,938,503,432,023.20 and 1,553,368,795,089.10

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Solution

The fourth proportional to 2,853,927,390,896.20, 3,938,503,432,023.20 and 1,553,368,795,089.10 is: 2,143,694,457,739.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,927,390,896.20 : 3,938,503,432,023.20 = 1,553,368,795,089.10 : x
  2. Step 2: Convert to fraction form
    2,853,927,390,896.20/3,938,503,432,023.20 = 1,553,368,795,089.10/x
  3. Step 3: Cross multiply
    2,853,927,390,896.20x = 3,938,503,432,023.20 × 1,553,368,795,089.10
  4. Step 4: Simplify right side
    2,853,927,390,896.20x = 6,117,948,330,656,163,438,788,608
  5. Step 5: Solve for x
    x = 6,117,948,330,656,163,438,788,608/2,853,927,390,896.20
  6. Step 6: Final answer
    x = 2,143,694,457,739.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.