Home / 14,918,050,890.74-20,586,993,848.15-8,487,870,714.63

Finding the Fourth Proportional to 14,918,050,890.74, 20,586,993,848.15 and 8,487,870,714.63

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Solution

The fourth proportional to 14,918,050,890.74, 20,586,993,848.15 and 8,487,870,714.63 is: 11,713,309,162.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,918,050,890.74 : 20,586,993,848.15 = 8,487,870,714.63 : x
  2. Step 2: Convert to fraction form
    14,918,050,890.74/20,586,993,848.15 = 8,487,870,714.63/x
  3. Step 3: Cross multiply
    14,918,050,890.74x = 20,586,993,848.15 × 8,487,870,714.63
  4. Step 4: Simplify right side
    14,918,050,890.74x = 174,739,742,185,954,902,016
  5. Step 5: Solve for x
    x = 174,739,742,185,954,902,016/14,918,050,890.74
  6. Step 6: Final answer
    x = 11,713,309,162.56

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