Home / 67,719,258,060.51-101,511,790,685.10-31,799,715,608.10

Finding the Fourth Proportional to 67,719,258,060.51, 101,511,790,685.10 and 31,799,715,608.10

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Solution

The fourth proportional to 67,719,258,060.51, 101,511,790,685.10 and 31,799,715,608.10 is: 47,668,066,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,719,258,060.51 : 101,511,790,685.10 = 31,799,715,608.10 : x
  2. Step 2: Convert to fraction form
    67,719,258,060.51/101,511,790,685.10 = 31,799,715,608.10/x
  3. Step 3: Cross multiply
    67,719,258,060.51x = 101,511,790,685.10 × 31,799,715,608.10
  4. Step 4: Simplify right side
    67,719,258,060.51x = 3,228,046,074,655,154,896,896
  5. Step 5: Solve for x
    x = 3,228,046,074,655,154,896,896/67,719,258,060.51
  6. Step 6: Final answer
    x = 47,668,066,176.55

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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.