Home / 146,698,947.84-220,055,731.20-55,829,579.52

Finding the Fourth Proportional to 146,698,947.84, 220,055,731.20 and 55,829,579.52

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Solution

The fourth proportional to 146,698,947.84, 220,055,731.20 and 55,829,579.52 is: 83,747,151.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,698,947.84 : 220,055,731.20 = 55,829,579.52 : x
  2. Step 2: Convert to fraction form
    146,698,947.84/220,055,731.20 = 55,829,579.52/x
  3. Step 3: Cross multiply
    146,698,947.84x = 220,055,731.20 × 55,829,579.52
  4. Step 4: Simplify right side
    146,698,947.84x = 12,285,618,943,862,146
  5. Step 5: Solve for x
    x = 12,285,618,943,862,146/146,698,947.84
  6. Step 6: Final answer
    x = 83,747,151.05

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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.