Home / 316,486,901.40-436,767,499.26-191,037,103.26

Finding the Fourth Proportional to 316,486,901.40, 436,767,499.26 and 191,037,103.26

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Solution

The fourth proportional to 316,486,901.40, 436,767,499.26 and 191,037,103.26 is: 263,640,604.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,486,901.40 : 436,767,499.26 = 191,037,103.26 : x
  2. Step 2: Convert to fraction form
    316,486,901.40/436,767,499.26 = 191,037,103.26/x
  3. Step 3: Cross multiply
    316,486,901.40x = 436,767,499.26 × 191,037,103.26
  4. Step 4: Simplify right side
    316,486,901.40x = 83,438,797,856,744,592
  5. Step 5: Solve for x
    x = 83,438,797,856,744,592/316,486,901.40
  6. Step 6: Final answer
    x = 263,640,604.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.