Home / 117,452,457.32-176,176,819.74-28,821,978.68

Finding the Fourth Proportional to 117,452,457.32, 176,176,819.74 and 28,821,978.68

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Solution

The fourth proportional to 117,452,457.32, 176,176,819.74 and 28,821,978.68 is: 43,232,510.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,452,457.32 : 176,176,819.74 = 28,821,978.68 : x
  2. Step 2: Convert to fraction form
    117,452,457.32/176,176,819.74 = 28,821,978.68/x
  3. Step 3: Cross multiply
    117,452,457.32x = 176,176,819.74 × 28,821,978.68
  4. Step 4: Simplify right side
    117,452,457.32x = 5,077,764,542,456,483
  5. Step 5: Solve for x
    x = 5,077,764,542,456,483/117,452,457.32
  6. Step 6: Final answer
    x = 43,232,510.06

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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.