Home / 19,010,067,378.40-28,515,101,067.60-17,376,136,933.60

Finding the Fourth Proportional to 19,010,067,378.40, 28,515,101,067.60 and 17,376,136,933.60

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Solution

The fourth proportional to 19,010,067,378.40, 28,515,101,067.60 and 17,376,136,933.60 is: 26,064,205,400.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010,067,378.40 : 28,515,101,067.60 = 17,376,136,933.60 : x
  2. Step 2: Convert to fraction form
    19,010,067,378.40/28,515,101,067.60 = 17,376,136,933.60/x
  3. Step 3: Cross multiply
    19,010,067,378.40x = 28,515,101,067.60 × 17,376,136,933.60
  4. Step 4: Simplify right side
    19,010,067,378.40x = 495,482,300,826,061,111,296
  5. Step 5: Solve for x
    x = 495,482,300,826,061,111,296/19,010,067,378.40
  6. Step 6: Final answer
    x = 26,064,205,400.40

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1.5x scale

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.