Home / 486,494,539.74-671,359,137.30-263,471,092.20

Finding the Fourth Proportional to 486,494,539.74, 671,359,137.30 and 263,471,092.20

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Solution

The fourth proportional to 486,494,539.74, 671,359,137.30 and 263,471,092.20 is: 363,588,305.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,494,539.74 : 671,359,137.30 = 263,471,092.20 : x
  2. Step 2: Convert to fraction form
    486,494,539.74/671,359,137.30 = 263,471,092.20/x
  3. Step 3: Cross multiply
    486,494,539.74x = 671,359,137.30 × 263,471,092.20
  4. Step 4: Simplify right side
    486,494,539.74x = 176,883,725,162,880,736
  5. Step 5: Solve for x
    x = 176,883,725,162,880,736/486,494,539.74
  6. Step 6: Final answer
    x = 363,588,305.14

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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.