Home / 86,193,676.21-118,949,785.14-47,037,975.04

Finding the Fourth Proportional to 86,193,676.21, 118,949,785.14 and 47,037,975.04

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Solution

The fourth proportional to 86,193,676.21, 118,949,785.14 and 47,037,975.04 is: 64,913,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,193,676.21 : 118,949,785.14 = 47,037,975.04 : x
  2. Step 2: Convert to fraction form
    86,193,676.21/118,949,785.14 = 47,037,975.04/x
  3. Step 3: Cross multiply
    86,193,676.21x = 118,949,785.14 × 47,037,975.04
  4. Step 4: Simplify right side
    86,193,676.21x = 5,595,157,024,428,683
  5. Step 5: Solve for x
    x = 5,595,157,024,428,683/86,193,676.21
  6. Step 6: Final answer
    x = 64,913,776.40

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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.