Home / 854,763,243-1,179,561,700.26-478,419,718.92

Finding the Fourth Proportional to 854,763,243, 1,179,561,700.26 and 478,419,718.92

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Solution

The fourth proportional to 854,763,243, 1,179,561,700.26 and 478,419,718.92 is: 660,212,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,763,243 : 1,179,561,700.26 = 478,419,718.92 : x
  2. Step 2: Convert to fraction form
    854,763,243/1,179,561,700.26 = 478,419,718.92/x
  3. Step 3: Cross multiply
    854,763,243x = 1,179,561,700.26 × 478,419,718.92
  4. Step 4: Simplify right side
    854,763,243x = 564,325,577,087,186,496
  5. Step 5: Solve for x
    x = 564,325,577,087,186,496/854,763,243
  6. Step 6: Final answer
    x = 660,212,733.42

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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.