Home / 500,450,059.88-750,800,124.66-353,185,159.28

Finding the Fourth Proportional to 500,450,059.88, 750,800,124.66 and 353,185,159.28

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Solution

The fourth proportional to 500,450,059.88, 750,800,124.66 and 353,185,159.28 is: 529,865,980.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,450,059.88 : 750,800,124.66 = 353,185,159.28 : x
  2. Step 2: Convert to fraction form
    500,450,059.88/750,800,124.66 = 353,185,159.28/x
  3. Step 3: Cross multiply
    500,450,059.88x = 750,800,124.66 × 353,185,159.28
  4. Step 4: Simplify right side
    500,450,059.88x = 265,171,461,615,485,920
  5. Step 5: Solve for x
    x = 265,171,461,615,485,920/500,450,059.88
  6. Step 6: Final answer
    x = 529,865,980.39

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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.