Home / 119,873,485.63-165,425,410.38-64,869,342.13

Finding the Fourth Proportional to 119,873,485.63, 165,425,410.38 and 64,869,342.13

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Solution

The fourth proportional to 119,873,485.63, 165,425,410.38 and 64,869,342.13 is: 89,519,692.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,873,485.63 : 165,425,410.38 = 64,869,342.13 : x
  2. Step 2: Convert to fraction form
    119,873,485.63/165,425,410.38 = 64,869,342.13/x
  3. Step 3: Cross multiply
    119,873,485.63x = 165,425,410.38 × 64,869,342.13
  4. Step 4: Simplify right side
    119,873,485.63x = 10,731,037,542,935,874
  5. Step 5: Solve for x
    x = 10,731,037,542,935,874/119,873,485.63
  6. Step 6: Final answer
    x = 89,519,692.25

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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.