Home / 119,581,427.46-165,022,367.40-64,577,279.10

Finding the Fourth Proportional to 119,581,427.46, 165,022,367.40 and 64,577,279.10

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Solution

The fourth proportional to 119,581,427.46, 165,022,367.40 and 64,577,279.10 is: 89,116,643.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,581,427.46 : 165,022,367.40 = 64,577,279.10 : x
  2. Step 2: Convert to fraction form
    119,581,427.46/165,022,367.40 = 64,577,279.10/x
  3. Step 3: Cross multiply
    119,581,427.46x = 165,022,367.40 × 64,577,279.10
  4. Step 4: Simplify right side
    119,581,427.46x = 10,656,695,477,332,542
  5. Step 5: Solve for x
    x = 10,656,695,477,332,542/119,581,427.46
  6. Step 6: Final answer
    x = 89,116,643.81

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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.