Home / 67,719,258,088.54-101,511,790,727.29-31,799,715,636.08

Finding the Fourth Proportional to 67,719,258,088.54, 101,511,790,727.29 and 31,799,715,636.08

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Solution

The fourth proportional to 67,719,258,088.54, 101,511,790,727.29 and 31,799,715,636.08 is: 47,668,066,218.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,719,258,088.54 : 101,511,790,727.29 = 31,799,715,636.08 : x
  2. Step 2: Convert to fraction form
    67,719,258,088.54/101,511,790,727.29 = 31,799,715,636.08/x
  3. Step 3: Cross multiply
    67,719,258,088.54x = 101,511,790,727.29 × 31,799,715,636.08
  4. Step 4: Simplify right side
    67,719,258,088.54x = 3,228,046,078,837,388,738,560
  5. Step 5: Solve for x
    x = 3,228,046,078,837,388,738,560/67,719,258,088.54
  6. Step 6: Final answer
    x = 47,668,066,218.58

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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.