Home / 86,193,668.30-118,949,774.20-47,037,967.11

Finding the Fourth Proportional to 86,193,668.30, 118,949,774.20 and 47,037,967.11

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Solution

The fourth proportional to 86,193,668.30, 118,949,774.20 and 47,037,967.11 is: 64,913,765.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193,668.30 : 118,949,774.20 = 47,037,967.11 : x
  2. Step 2: Convert to fraction form
    86,193,668.30/118,949,774.20 = 47,037,967.11/x
  3. Step 3: Cross multiply
    86,193,668.30x = 118,949,774.20 × 47,037,967.11
  4. Step 4: Simplify right side
    86,193,668.30x = 5,595,155,566,443,932
  5. Step 5: Solve for x
    x = 5,595,155,566,443,932/86,193,668.30
  6. Step 6: Final answer
    x = 64,913,765.44

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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.