Home / 1,665,396,068.40-2,496,302,512.20-629,856,817.20

Finding the Fourth Proportional to 1,665,396,068.40, 2,496,302,512.20 and 629,856,817.20

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Solution

The fourth proportional to 1,665,396,068.40, 2,496,302,512.20 and 629,856,817.20 is: 944,107,641.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,396,068.40 : 2,496,302,512.20 = 629,856,817.20 : x
  2. Step 2: Convert to fraction form
    1,665,396,068.40/2,496,302,512.20 = 629,856,817.20/x
  3. Step 3: Cross multiply
    1,665,396,068.40x = 2,496,302,512.20 × 629,856,817.20
  4. Step 4: Simplify right side
    1,665,396,068.40x = 1,572,313,155,102,656,256
  5. Step 5: Solve for x
    x = 1,572,313,155,102,656,256/1,665,396,068.40
  6. Step 6: Final answer
    x = 944,107,641.98

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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.