Home / 66,054,228,396.49-99,040,793,235.15-25,669,926,386.72

Finding the Fourth Proportional to 66,054,228,396.49, 99,040,793,235.15 and 25,669,926,386.72

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Solution

The fourth proportional to 66,054,228,396.49, 99,040,793,235.15 and 25,669,926,386.72 is: 38,489,131,329.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,054,228,396.49 : 99,040,793,235.15 = 25,669,926,386.72 : x
  2. Step 2: Convert to fraction form
    66,054,228,396.49/99,040,793,235.15 = 25,669,926,386.72/x
  3. Step 3: Cross multiply
    66,054,228,396.49x = 99,040,793,235.15 × 25,669,926,386.72
  4. Step 4: Simplify right side
    66,054,228,396.49x = 2,542,369,871,628,355,502,080
  5. Step 5: Solve for x
    x = 2,542,369,871,628,355,502,080/66,054,228,396.49
  6. Step 6: Final answer
    x = 38,489,131,329.61

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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.