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Finding the Fourth Proportional to 143,484,858,045.83, 215,227,287,068.74 and 143,484,858,045.83

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Solution

The fourth proportional to 143,484,858,045.83, 215,227,287,068.74 and 143,484,858,045.83 is: 215,227,287,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,484,858,045.83 : 215,227,287,068.74 = 143,484,858,045.83 : x
  2. Step 2: Convert to fraction form
    143,484,858,045.83/215,227,287,068.74 = 143,484,858,045.83/x
  3. Step 3: Cross multiply
    143,484,858,045.83x = 215,227,287,068.74 × 143,484,858,045.83
  4. Step 4: Simplify right side
    143,484,858,045.83x = 30,881,856,732,647,259,111,424
  5. Step 5: Solve for x
    x = 30,881,856,732,647,259,111,424/143,484,858,045.83
  6. Step 6: Final answer
    x = 215,227,287,068.74

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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.