Home / 119,873,268.96-165,425,110.32-64,869,125.28

Finding the Fourth Proportional to 119,873,268.96, 165,425,110.32 and 64,869,125.28

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Solution

The fourth proportional to 119,873,268.96, 165,425,110.32 and 64,869,125.28 is: 89,519,392.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,873,268.96 : 165,425,110.32 = 64,869,125.28 : x
  2. Step 2: Convert to fraction form
    119,873,268.96/165,425,110.32 = 64,869,125.28/x
  3. Step 3: Cross multiply
    119,873,268.96x = 165,425,110.32 × 64,869,125.28
  4. Step 4: Simplify right side
    119,873,268.96x = 10,730,982,205,805,900
  5. Step 5: Solve for x
    x = 10,730,982,205,805,900/119,873,268.96
  6. Step 6: Final answer
    x = 89,519,392.43

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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.