Home / 319,506,950,372.55-440,933,451,495.41-176,936,210,420.55

Finding the Fourth Proportional to 319,506,950,372.55, 440,933,451,495.41 and 176,936,210,420.55

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Solution

The fourth proportional to 319,506,950,372.55, 440,933,451,495.41 and 176,936,210,420.55 is: 244,179,645,745.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,506,950,372.55 : 440,933,451,495.41 = 176,936,210,420.55 : x
  2. Step 2: Convert to fraction form
    319,506,950,372.55/440,933,451,495.41 = 176,936,210,420.55/x
  3. Step 3: Cross multiply
    319,506,950,372.55x = 440,933,451,495.41 × 176,936,210,420.55
  4. Step 4: Simplify right side
    319,506,950,372.55x = 78,017,093,955,251,234,406,400
  5. Step 5: Solve for x
    x = 78,017,093,955,251,234,406,400/319,506,950,372.55
  6. Step 6: Final answer
    x = 244,179,645,745.68

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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.