Home / 1,165,572,179.56-1,608,581,331.30-663,802,203.88

Finding the Fourth Proportional to 1,165,572,179.56, 1,608,581,331.30 and 663,802,203.88

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Solution

The fourth proportional to 1,165,572,179.56, 1,608,581,331.30 and 663,802,203.88 is: 916,099,278.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,572,179.56 : 1,608,581,331.30 = 663,802,203.88 : x
  2. Step 2: Convert to fraction form
    1,165,572,179.56/1,608,581,331.30 = 663,802,203.88/x
  3. Step 3: Cross multiply
    1,165,572,179.56x = 1,608,581,331.30 × 663,802,203.88
  4. Step 4: Simplify right side
    1,165,572,179.56x = 1,067,779,832,837,164,416
  5. Step 5: Solve for x
    x = 1,067,779,832,837,164,416/1,165,572,179.56
  6. Step 6: Final answer
    x = 916,099,278.59

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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.