Home / 119,873,410.08-165,425,306.20-64,869,266.58

Finding the Fourth Proportional to 119,873,410.08, 165,425,306.20 and 64,869,266.58

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Solution

The fourth proportional to 119,873,410.08, 165,425,306.20 and 64,869,266.58 is: 89,519,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,873,410.08 : 165,425,306.20 = 64,869,266.58 : x
  2. Step 2: Convert to fraction form
    119,873,410.08/165,425,306.20 = 64,869,266.58/x
  3. Step 3: Cross multiply
    119,873,410.08x = 165,425,306.20 × 64,869,266.58
  4. Step 4: Simplify right side
    119,873,410.08x = 10,731,018,286,965,926
  5. Step 5: Solve for x
    x = 10,731,018,286,965,926/119,873,410.08
  6. Step 6: Final answer
    x = 89,519,588.04

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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.