Home / 1,611,149,496,144.90-2,223,395,335,524.40-916,690,037,125.40

Finding the Fourth Proportional to 1,611,149,496,144.90, 2,223,395,335,524.40 and 916,690,037,125.40

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Solution

The fourth proportional to 1,611,149,496,144.90, 2,223,395,335,524.40 and 916,690,037,125.40 is: 1,265,037,389,480.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,149,496,144.90 : 2,223,395,335,524.40 = 916,690,037,125.40 : x
  2. Step 2: Convert to fraction form
    1,611,149,496,144.90/2,223,395,335,524.40 = 916,690,037,125.40/x
  3. Step 3: Cross multiply
    1,611,149,496,144.90x = 2,223,395,335,524.40 × 916,690,037,125.40
  4. Step 4: Simplify right side
    1,611,149,496,144.90x = 2,038,164,352,666,303,329,206,272
  5. Step 5: Solve for x
    x = 2,038,164,352,666,303,329,206,272/1,611,149,496,144.90
  6. Step 6: Final answer
    x = 1,265,037,389,480.71

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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.