Home / 688,883,429.38-1,033,037,832.49-216,060,653.09

Finding the Fourth Proportional to 688,883,429.38, 1,033,037,832.49 and 216,060,653.09

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Solution

The fourth proportional to 688,883,429.38, 1,033,037,832.49 and 216,060,653.09 is: 324,000,867.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,883,429.38 : 1,033,037,832.49 = 216,060,653.09 : x
  2. Step 2: Convert to fraction form
    688,883,429.38/1,033,037,832.49 = 216,060,653.09/x
  3. Step 3: Cross multiply
    688,883,429.38x = 1,033,037,832.49 × 216,060,653.09
  4. Step 4: Simplify right side
    688,883,429.38x = 223,198,828,750,693,856
  5. Step 5: Solve for x
    x = 223,198,828,750,693,856/688,883,429.38
  6. Step 6: Final answer
    x = 324,000,867.54

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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.