Home / 86,193,666.03-118,949,771.09-47,037,964.85

Finding the Fourth Proportional to 86,193,666.03, 118,949,771.09 and 47,037,964.85

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Solution

The fourth proportional to 86,193,666.03, 118,949,771.09 and 47,037,964.85 is: 64,913,762.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193,666.03 : 118,949,771.09 = 47,037,964.85 : x
  2. Step 2: Convert to fraction form
    86,193,666.03/118,949,771.09 = 47,037,964.85/x
  3. Step 3: Cross multiply
    86,193,666.03x = 118,949,771.09 × 47,037,964.85
  4. Step 4: Simplify right side
    86,193,666.03x = 5,595,155,151,416,112
  5. Step 5: Solve for x
    x = 5,595,155,151,416,112/86,193,666.03
  6. Step 6: Final answer
    x = 64,913,762.33

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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.