Home / 1,152,548,205.21-1,728,563,562.38-530,165,692.68

Finding the Fourth Proportional to 1,152,548,205.21, 1,728,563,562.38 and 530,165,692.68

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Solution

The fourth proportional to 1,152,548,205.21, 1,728,563,562.38 and 530,165,692.68 is: 795,129,517.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,548,205.21 : 1,728,563,562.38 = 530,165,692.68 : x
  2. Step 2: Convert to fraction form
    1,152,548,205.21/1,728,563,562.38 = 530,165,692.68/x
  3. Step 3: Cross multiply
    1,152,548,205.21x = 1,728,563,562.38 × 530,165,692.68
  4. Step 4: Simplify right side
    1,152,548,205.21x = 916,425,098,390,601,216
  5. Step 5: Solve for x
    x = 916,425,098,390,601,216/1,152,548,205.21
  6. Step 6: Final answer
    x = 795,129,517.58

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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.