Home / 119,873,408.09-165,425,303.43-64,869,264.59

Finding the Fourth Proportional to 119,873,408.09, 165,425,303.43 and 64,869,264.59

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Solution

The fourth proportional to 119,873,408.09, 165,425,303.43 and 64,869,264.59 is: 89,519,585.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,873,408.09 : 165,425,303.43 = 64,869,264.59 : x
  2. Step 2: Convert to fraction form
    119,873,408.09/165,425,303.43 = 64,869,264.59/x
  3. Step 3: Cross multiply
    119,873,408.09x = 165,425,303.43 × 64,869,264.59
  4. Step 4: Simplify right side
    119,873,408.09x = 10,731,017,777,254,578
  5. Step 5: Solve for x
    x = 10,731,017,777,254,578/119,873,408.09
  6. Step 6: Final answer
    x = 89,519,585.27

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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.