Home / 39,758,926,506.76-59,637,996,743.99-18,215,378,287.66

Finding the Fourth Proportional to 39,758,926,506.76, 59,637,996,743.99 and 18,215,378,287.66

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Solution

The fourth proportional to 39,758,926,506.76, 59,637,996,743.99 and 18,215,378,287.66 is: 27,322,887,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,758,926,506.76 : 59,637,996,743.99 = 18,215,378,287.66 : x
  2. Step 2: Convert to fraction form
    39,758,926,506.76/59,637,996,743.99 = 18,215,378,287.66/x
  3. Step 3: Cross multiply
    39,758,926,506.76x = 59,637,996,743.99 × 18,215,378,287.66
  4. Step 4: Simplify right side
    39,758,926,506.76x = 1,086,328,671,009,922,088,960
  5. Step 5: Solve for x
    x = 1,086,328,671,009,922,088,960/39,758,926,506.76
  6. Step 6: Final answer
    x = 27,322,887,372.86

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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.