Home / 536,699,674.60-805,049,511.90-407,705,165.80

Finding the Fourth Proportional to 536,699,674.60, 805,049,511.90 and 407,705,165.80

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Solution

The fourth proportional to 536,699,674.60, 805,049,511.90 and 407,705,165.80 is: 611,557,748.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,699,674.60 : 805,049,511.90 = 407,705,165.80 : x
  2. Step 2: Convert to fraction form
    536,699,674.60/805,049,511.90 = 407,705,165.80/x
  3. Step 3: Cross multiply
    536,699,674.60x = 805,049,511.90 × 407,705,165.80
  4. Step 4: Simplify right side
    536,699,674.60x = 328,222,844,726,398,592
  5. Step 5: Solve for x
    x = 328,222,844,726,398,592/536,699,674.60
  6. Step 6: Final answer
    x = 611,557,748.70

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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.