Home / 854,279,250.43-1,178,951,139.26-477,913,386.19

Finding the Fourth Proportional to 854,279,250.43, 1,178,951,139.26 and 477,913,386.19

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Solution

The fourth proportional to 854,279,250.43, 1,178,951,139.26 and 477,913,386.19 is: 659,546,080.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,279,250.43 : 1,178,951,139.26 = 477,913,386.19 : x
  2. Step 2: Convert to fraction form
    854,279,250.43/1,178,951,139.26 = 477,913,386.19/x
  3. Step 3: Cross multiply
    854,279,250.43x = 1,178,951,139.26 × 477,913,386.19
  4. Step 4: Simplify right side
    854,279,250.43x = 563,436,531,116,304,832
  5. Step 5: Solve for x
    x = 563,436,531,116,304,832/854,279,250.43
  6. Step 6: Final answer
    x = 659,546,080.32

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Double scale
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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.