Home / 29,113,344,611.10-43,670,016,916.65-19,309,761,942.30

Finding the Fourth Proportional to 29,113,344,611.10, 43,670,016,916.65 and 19,309,761,942.30

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Solution

The fourth proportional to 29,113,344,611.10, 43,670,016,916.65 and 19,309,761,942.30 is: 28,964,642,913.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,113,344,611.10 : 43,670,016,916.65 = 19,309,761,942.30 : x
  2. Step 2: Convert to fraction form
    29,113,344,611.10/43,670,016,916.65 = 19,309,761,942.30/x
  3. Step 3: Cross multiply
    29,113,344,611.10x = 43,670,016,916.65 × 19,309,761,942.30
  4. Step 4: Simplify right side
    29,113,344,611.10x = 843,257,630,676,725,399,552
  5. Step 5: Solve for x
    x = 843,257,630,676,725,399,552/29,113,344,611.10
  6. Step 6: Final answer
    x = 28,964,642,913.45

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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.