Home / 146,698,986.84-220,055,789.70-55,829,618.52

Finding the Fourth Proportional to 146,698,986.84, 220,055,789.70 and 55,829,618.52

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Solution

The fourth proportional to 146,698,986.84, 220,055,789.70 and 55,829,618.52 is: 83,747,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,698,986.84 : 220,055,789.70 = 55,829,618.52 : x
  2. Step 2: Convert to fraction form
    146,698,986.84/220,055,789.70 = 55,829,618.52/x
  3. Step 3: Cross multiply
    146,698,986.84x = 220,055,789.70 × 55,829,618.52
  4. Step 4: Simplify right side
    146,698,986.84x = 12,285,630,792,068,346
  5. Step 5: Solve for x
    x = 12,285,630,792,068,346/146,698,986.84
  6. Step 6: Final answer
    x = 83,747,209.55

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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.