Home / 370,819,321.20-556,317,555.30-112,037,078.70

Finding the Fourth Proportional to 370,819,321.20, 556,317,555.30 and 112,037,078.70

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Solution

The fourth proportional to 370,819,321.20, 556,317,555.30 and 112,037,078.70 is: 168,082,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,819,321.20 : 556,317,555.30 = 112,037,078.70 : x
  2. Step 2: Convert to fraction form
    370,819,321.20/556,317,555.30 = 112,037,078.70/x
  3. Step 3: Cross multiply
    370,819,321.20x = 556,317,555.30 × 112,037,078.70
  4. Step 4: Simplify right side
    370,819,321.20x = 62,328,193,725,337,696
  5. Step 5: Solve for x
    x = 62,328,193,725,337,696/370,819,321.20
  6. Step 6: Final answer
    x = 168,082,379.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.