Home / 20,160,982,851.70-30,215,646,244.95-17,939,772,048.10

Finding the Fourth Proportional to 20,160,982,851.70, 30,215,646,244.95 and 17,939,772,048.10

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Solution

The fourth proportional to 20,160,982,851.70, 30,215,646,244.95 and 17,939,772,048.10 is: 26,886,675,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,982,851.70 : 30,215,646,244.95 = 17,939,772,048.10 : x
  2. Step 2: Convert to fraction form
    20,160,982,851.70/30,215,646,244.95 = 17,939,772,048.10/x
  3. Step 3: Cross multiply
    20,160,982,851.70x = 30,215,646,244.95 × 17,939,772,048.10
  4. Step 4: Simplify right side
    20,160,982,851.70x = 542,061,805,920,431,702,016
  5. Step 5: Solve for x
    x = 542,061,805,920,431,702,016/20,160,982,851.70
  6. Step 6: Final answer
    x = 26,886,675,610.40

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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.