Home / 12,459,823,806.56-17,194,557,691.68-6,821,039,657.84

Finding the Fourth Proportional to 12,459,823,806.56, 17,194,557,691.68 and 6,821,039,657.84

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Solution

The fourth proportional to 12,459,823,806.56, 17,194,557,691.68 and 6,821,039,657.84 is: 9,413,035,186.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,459,823,806.56 : 17,194,557,691.68 = 6,821,039,657.84 : x
  2. Step 2: Convert to fraction form
    12,459,823,806.56/17,194,557,691.68 = 6,821,039,657.84/x
  3. Step 3: Cross multiply
    12,459,823,806.56x = 17,194,557,691.68 × 6,821,039,657.84
  4. Step 4: Simplify right side
    12,459,823,806.56x = 117,284,759,913,967,091,712
  5. Step 5: Solve for x
    x = 117,284,759,913,967,091,712/12,459,823,806.56
  6. Step 6: Final answer
    x = 9,413,035,186.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.