Home / 39,758,926,521.76-59,637,996,766.50-18,215,378,302.66

Finding the Fourth Proportional to 39,758,926,521.76, 59,637,996,766.50 and 18,215,378,302.66

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Solution

The fourth proportional to 39,758,926,521.76, 59,637,996,766.50 and 18,215,378,302.66 is: 27,322,887,395.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,758,926,521.76 : 59,637,996,766.50 = 18,215,378,302.66 : x
  2. Step 2: Convert to fraction form
    39,758,926,521.76/59,637,996,766.50 = 18,215,378,302.66/x
  3. Step 3: Cross multiply
    39,758,926,521.76x = 59,637,996,766.50 × 18,215,378,302.66
  4. Step 4: Simplify right side
    39,758,926,521.76x = 1,086,328,672,314,611,335,168
  5. Step 5: Solve for x
    x = 1,086,328,672,314,611,335,168/39,758,926,521.76
  6. Step 6: Final answer
    x = 27,322,887,395.36

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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.