Home / 13,689,679,309,994-18,892,210,511,658-7,523,887,393,165.20

Finding the Fourth Proportional to 13,689,679,309,994, 18,892,210,511,658 and 7,523,887,393,165.20

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Solution

The fourth proportional to 13,689,679,309,994, 18,892,210,511,658 and 7,523,887,393,165.20 is: 10,383,213,607,780.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,689,679,309,994 : 18,892,210,511,658 = 7,523,887,393,165.20 : x
  2. Step 2: Convert to fraction form
    13,689,679,309,994/18,892,210,511,658 = 7,523,887,393,165.20/x
  3. Step 3: Cross multiply
    13,689,679,309,994x = 18,892,210,511,658 × 7,523,887,393,165.20
  4. Step 4: Simplify right side
    13,689,679,309,994x = 142,142,864,497,686,698,134,601,728
  5. Step 5: Solve for x
    x = 142,142,864,497,686,698,134,601,728/13,689,679,309,994
  6. Step 6: Final answer
    x = 10,383,213,607,780.93

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Double scale
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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.