Home / 287,459,882,166.52-396,668,015,754.06-158,998,565,936.44

Finding the Fourth Proportional to 287,459,882,166.52, 396,668,015,754.06 and 158,998,565,936.44

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Solution

The fourth proportional to 287,459,882,166.52, 396,668,015,754.06 and 158,998,565,936.44 is: 219,403,296,148.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,459,882,166.52 : 396,668,015,754.06 = 158,998,565,936.44 : x
  2. Step 2: Convert to fraction form
    287,459,882,166.52/396,668,015,754.06 = 158,998,565,936.44/x
  3. Step 3: Cross multiply
    287,459,882,166.52x = 396,668,015,754.06 × 158,998,565,936.44
  4. Step 4: Simplify right side
    287,459,882,166.52x = 63,069,645,657,748,732,379,136
  5. Step 5: Solve for x
    x = 63,069,645,657,748,732,379,136/287,459,882,166.52
  6. Step 6: Final answer
    x = 219,403,296,148.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.