Home / 64,542,155.64-89,068,176.60-35,568,779.64

Finding the Fourth Proportional to 64,542,155.64, 89,068,176.60 and 35,568,779.64

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Solution

The fourth proportional to 64,542,155.64, 89,068,176.60 and 35,568,779.64 is: 49,084,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,542,155.64 : 89,068,176.60 = 35,568,779.64 : x
  2. Step 2: Convert to fraction form
    64,542,155.64/89,068,176.60 = 35,568,779.64/x
  3. Step 3: Cross multiply
    64,542,155.64x = 89,068,176.60 × 35,568,779.64
  4. Step 4: Simplify right side
    64,542,155.64x = 3,168,046,346,422,004.50
  5. Step 5: Solve for x
    x = 3,168,046,346,422,004.50/64,542,155.64
  6. Step 6: Final answer
    x = 49,084,916.90

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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.