Home / 688,883,433.87-1,033,037,839.23-216,060,657.60

Finding the Fourth Proportional to 688,883,433.87, 1,033,037,839.23 and 216,060,657.60

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Solution

The fourth proportional to 688,883,433.87, 1,033,037,839.23 and 216,060,657.60 is: 324,000,874.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,883,433.87 : 1,033,037,839.23 = 216,060,657.60 : x
  2. Step 2: Convert to fraction form
    688,883,433.87/1,033,037,839.23 = 216,060,657.60/x
  3. Step 3: Cross multiply
    688,883,433.87x = 1,033,037,839.23 × 216,060,657.60
  4. Step 4: Simplify right side
    688,883,433.87x = 223,198,834,869,716,864
  5. Step 5: Solve for x
    x = 223,198,834,869,716,864/688,883,433.87
  6. Step 6: Final answer
    x = 324,000,874.31

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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.