Home / 1,520,809,344,018-2,281,214,016,027.20-1,275,339,722,187.50

Finding the Fourth Proportional to 1,520,809,344,018, 2,281,214,016,027.20 and 1,275,339,722,187.50

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Solution

The fourth proportional to 1,520,809,344,018, 2,281,214,016,027.20 and 1,275,339,722,187.50 is: 1,913,009,583,281.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,809,344,018 : 2,281,214,016,027.20 = 1,275,339,722,187.50 : x
  2. Step 2: Convert to fraction form
    1,520,809,344,018/2,281,214,016,027.20 = 1,275,339,722,187.50/x
  3. Step 3: Cross multiply
    1,520,809,344,018x = 2,281,214,016,027.20 × 1,275,339,722,187.50
  4. Step 4: Simplify right side
    1,520,809,344,018x = 2,909,322,849,450,360,569,856,000
  5. Step 5: Solve for x
    x = 2,909,322,849,450,360,569,856,000/1,520,809,344,018
  6. Step 6: Final answer
    x = 1,913,009,583,281.42

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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.