Home / 1,215,409,672.45-1,676,339,944.88-1,046,151,983.26

Finding the Fourth Proportional to 1,215,409,672.45, 1,676,339,944.88 and 1,046,151,983.26

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Solution

The fourth proportional to 1,215,409,672.45, 1,676,339,944.88 and 1,046,151,983.26 is: 1,442,893,205.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,409,672.45 : 1,676,339,944.88 = 1,046,151,983.26 : x
  2. Step 2: Convert to fraction form
    1,215,409,672.45/1,676,339,944.88 = 1,046,151,983.26/x
  3. Step 3: Cross multiply
    1,215,409,672.45x = 1,676,339,944.88 × 1,046,151,983.26
  4. Step 4: Simplify right side
    1,215,409,672.45x = 1,753,706,357,954,171,136
  5. Step 5: Solve for x
    x = 1,753,706,357,954,171,136/1,215,409,672.45
  6. Step 6: Final answer
    x = 1,442,893,205.23

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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.