Home / 309,025,759.70-463,538,639.55-93,615,007.70

Finding the Fourth Proportional to 309,025,759.70, 463,538,639.55 and 93,615,007.70

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Solution

The fourth proportional to 309,025,759.70, 463,538,639.55 and 93,615,007.70 is: 140,422,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,025,759.70 : 463,538,639.55 = 93,615,007.70 : x
  2. Step 2: Convert to fraction form
    309,025,759.70/463,538,639.55 = 93,615,007.70/x
  3. Step 3: Cross multiply
    309,025,759.70x = 463,538,639.55 × 93,615,007.70
  4. Step 4: Simplify right side
    309,025,759.70x = 43,394,173,310,720,776
  5. Step 5: Solve for x
    x = 43,394,173,310,720,776/309,025,759.70
  6. Step 6: Final answer
    x = 140,422,511.55

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1.5x scale

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.