Home / 119,892,778.38-165,452,030.19-64,888,634.34

Finding the Fourth Proportional to 119,892,778.38, 165,452,030.19 and 64,888,634.34

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Solution

The fourth proportional to 119,892,778.38, 165,452,030.19 and 64,888,634.34 is: 89,546,313.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,892,778.38 : 165,452,030.19 = 64,888,634.34 : x
  2. Step 2: Convert to fraction form
    119,892,778.38/165,452,030.19 = 64,888,634.34/x
  3. Step 3: Cross multiply
    119,892,778.38x = 165,452,030.19 × 64,888,634.34
  4. Step 4: Simplify right side
    119,892,778.38x = 10,735,956,287,809,552
  5. Step 5: Solve for x
    x = 10,735,956,287,809,552/119,892,778.38
  6. Step 6: Final answer
    x = 89,546,313.24

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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.