Home / 119,873,334.48-165,425,202.12-64,869,191.52

Finding the Fourth Proportional to 119,873,334.48, 165,425,202.12 and 64,869,191.52

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Solution

The fourth proportional to 119,873,334.48, 165,425,202.12 and 64,869,191.52 is: 89,519,484.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,873,334.48 : 165,425,202.12 = 64,869,191.52 : x
  2. Step 2: Convert to fraction form
    119,873,334.48/165,425,202.12 = 64,869,191.52/x
  3. Step 3: Cross multiply
    119,873,334.48x = 165,425,202.12 × 64,869,191.52
  4. Step 4: Simplify right side
    119,873,334.48x = 10,730,999,118,556,990
  5. Step 5: Solve for x
    x = 10,730,999,118,556,990/119,873,334.48
  6. Step 6: Final answer
    x = 89,519,484.59

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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.