Home / 19,010,067,425.40-28,515,101,138.10-17,376,136,980.60

Finding the Fourth Proportional to 19,010,067,425.40, 28,515,101,138.10 and 17,376,136,980.60

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Solution

The fourth proportional to 19,010,067,425.40, 28,515,101,138.10 and 17,376,136,980.60 is: 26,064,205,470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010,067,425.40 : 28,515,101,138.10 = 17,376,136,980.60 : x
  2. Step 2: Convert to fraction form
    19,010,067,425.40/28,515,101,138.10 = 17,376,136,980.60/x
  3. Step 3: Cross multiply
    19,010,067,425.40x = 28,515,101,138.10 × 17,376,136,980.60
  4. Step 4: Simplify right side
    19,010,067,425.40x = 495,482,303,391,288,459,264
  5. Step 5: Solve for x
    x = 495,482,303,391,288,459,264/19,010,067,425.40
  6. Step 6: Final answer
    x = 26,064,205,470.90

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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.