Home / 13,689,679,309,942-18,892,210,511,584-7,523,887,393,113.50

Finding the Fourth Proportional to 13,689,679,309,942, 18,892,210,511,584 and 7,523,887,393,113.50

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Solution

The fourth proportional to 13,689,679,309,942, 18,892,210,511,584 and 7,523,887,393,113.50 is: 10,383,213,607,708.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,689,679,309,942 : 18,892,210,511,584 = 7,523,887,393,113.50 : x
  2. Step 2: Convert to fraction form
    13,689,679,309,942/18,892,210,511,584 = 7,523,887,393,113.50/x
  3. Step 3: Cross multiply
    13,689,679,309,942x = 18,892,210,511,584 × 7,523,887,393,113.50
  4. Step 4: Simplify right side
    13,689,679,309,942x = 142,142,864,496,153,205,831,368,704
  5. Step 5: Solve for x
    x = 142,142,864,496,153,205,831,368,704/13,689,679,309,942
  6. Step 6: Final answer
    x = 10,383,213,607,708.35

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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.