Home / 12,146,012,329.84-18,219,817,912.26-3,182,421,079.24

Finding the Fourth Proportional to 12,146,012,329.84, 18,219,817,912.26 and 3,182,421,079.24

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Solution

The fourth proportional to 12,146,012,329.84, 18,219,817,912.26 and 3,182,421,079.24 is: 4,773,841,077.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,146,012,329.84 : 18,219,817,912.26 = 3,182,421,079.24 : x
  2. Step 2: Convert to fraction form
    12,146,012,329.84/18,219,817,912.26 = 3,182,421,079.24/x
  3. Step 3: Cross multiply
    12,146,012,329.84x = 18,219,817,912.26 × 3,182,421,079.24
  4. Step 4: Simplify right side
    12,146,012,329.84x = 57,983,132,583,890,747,392
  5. Step 5: Solve for x
    x = 57,983,132,583,890,747,392/12,146,012,329.84
  6. Step 6: Final answer
    x = 4,773,841,077.16

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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.