Home / 119,873,674.98-165,425,669.82-64,869,531.48

Finding the Fourth Proportional to 119,873,674.98, 165,425,669.82 and 64,869,531.48

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Solution

The fourth proportional to 119,873,674.98, 165,425,669.82 and 64,869,531.48 is: 89,519,952.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,873,674.98 : 165,425,669.82 = 64,869,531.48 : x
  2. Step 2: Convert to fraction form
    119,873,674.98/165,425,669.82 = 64,869,531.48/x
  3. Step 3: Cross multiply
    119,873,674.98x = 165,425,669.82 × 64,869,531.48
  4. Step 4: Simplify right side
    119,873,674.98x = 10,731,085,695,988,574
  5. Step 5: Solve for x
    x = 10,731,085,695,988,574/119,873,674.98
  6. Step 6: Final answer
    x = 89,519,952.55

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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.