Home / 546,531,385.80-819,797,078.70-493,812,438.60

Finding the Fourth Proportional to 546,531,385.80, 819,797,078.70 and 493,812,438.60

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Solution

The fourth proportional to 546,531,385.80, 819,797,078.70 and 493,812,438.60 is: 740,718,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,531,385.80 : 819,797,078.70 = 493,812,438.60 : x
  2. Step 2: Convert to fraction form
    546,531,385.80/819,797,078.70 = 493,812,438.60/x
  3. Step 3: Cross multiply
    546,531,385.80x = 819,797,078.70 × 493,812,438.60
  4. Step 4: Simplify right side
    546,531,385.80x = 404,825,994,590,003,136
  5. Step 5: Solve for x
    x = 404,825,994,590,003,136/546,531,385.80
  6. Step 6: Final answer
    x = 740,718,657.90

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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.