Home / 1,216,267,898.67-1,824,217,511.75-331,022,241.74

Finding the Fourth Proportional to 1,216,267,898.67, 1,824,217,511.75 and 331,022,241.74

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Solution

The fourth proportional to 1,216,267,898.67, 1,824,217,511.75 and 331,022,241.74 is: 496,483,193.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,267,898.67 : 1,824,217,511.75 = 331,022,241.74 : x
  2. Step 2: Convert to fraction form
    1,216,267,898.67/1,824,217,511.75 = 331,022,241.74/x
  3. Step 3: Cross multiply
    1,216,267,898.67x = 1,824,217,511.75 × 331,022,241.74
  4. Step 4: Simplify right side
    1,216,267,898.67x = 603,856,570,164,979,968
  5. Step 5: Solve for x
    x = 603,856,570,164,979,968/1,216,267,898.67
  6. Step 6: Final answer
    x = 496,483,193.24

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Half scale
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Double scale
Find fourth proportional to 1,216,267,899.67, 1,824,217,513.25 and 331,022,242.74
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1.5x scale

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.