Home / 1,385,544,915.26-1,912,036,764.15-750,449,617.77

Finding the Fourth Proportional to 1,385,544,915.26, 1,912,036,764.15 and 750,449,617.77

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Solution

The fourth proportional to 1,385,544,915.26, 1,912,036,764.15 and 750,449,617.77 is: 1,035,612,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,544,915.26 : 1,912,036,764.15 = 750,449,617.77 : x
  2. Step 2: Convert to fraction form
    1,385,544,915.26/1,912,036,764.15 = 750,449,617.77/x
  3. Step 3: Cross multiply
    1,385,544,915.26x = 1,912,036,764.15 × 750,449,617.77
  4. Step 4: Simplify right side
    1,385,544,915.26x = 1,434,887,258,818,555,136
  5. Step 5: Solve for x
    x = 1,434,887,258,818,555,136/1,385,544,915.26
  6. Step 6: Final answer
    x = 1,035,612,229.54

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1.5x scale

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.