Home / 239,232,532.50-330,141,027.69-129,224,246.58

Finding the Fourth Proportional to 239,232,532.50, 330,141,027.69 and 129,224,246.58

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Solution

The fourth proportional to 239,232,532.50, 330,141,027.69 and 129,224,246.58 is: 178,329,532.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,232,532.50 : 330,141,027.69 = 129,224,246.58 : x
  2. Step 2: Convert to fraction form
    239,232,532.50/330,141,027.69 = 129,224,246.58/x
  3. Step 3: Cross multiply
    239,232,532.50x = 330,141,027.69 × 129,224,246.58
  4. Step 4: Simplify right side
    239,232,532.50x = 42,662,225,568,387,168
  5. Step 5: Solve for x
    x = 42,662,225,568,387,168/239,232,532.50
  6. Step 6: Final answer
    x = 178,329,532.04

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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.