Home / 85,794,705,584.80-128,710,675,521.22-26,101,816,503.84

Finding the Fourth Proportional to 85,794,705,584.80, 128,710,675,521.22 and 26,101,816,503.84

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Solution

The fourth proportional to 85,794,705,584.80, 128,710,675,521.22 and 26,101,816,503.84 is: 39,158,388,756.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,794,705,584.80 : 128,710,675,521.22 = 26,101,816,503.84 : x
  2. Step 2: Convert to fraction form
    85,794,705,584.80/128,710,675,521.22 = 26,101,816,503.84/x
  3. Step 3: Cross multiply
    85,794,705,584.80x = 128,710,675,521.22 × 26,101,816,503.84
  4. Step 4: Simplify right side
    85,794,705,584.80x = 3,359,582,434,540,175,491,072
  5. Step 5: Solve for x
    x = 3,359,582,434,540,175,491,072/85,794,705,584.80
  6. Step 6: Final answer
    x = 39,158,388,756.51

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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.