Home / 146,897,846.40-220,346,769.60-51,159,734.40

Finding the Fourth Proportional to 146,897,846.40, 220,346,769.60 and 51,159,734.40

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Solution

The fourth proportional to 146,897,846.40, 220,346,769.60 and 51,159,734.40 is: 76,739,601.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,897,846.40 : 220,346,769.60 = 51,159,734.40 : x
  2. Step 2: Convert to fraction form
    146,897,846.40/220,346,769.60 = 51,159,734.40/x
  3. Step 3: Cross multiply
    146,897,846.40x = 220,346,769.60 × 51,159,734.40
  4. Step 4: Simplify right side
    146,897,846.40x = 11,272,882,208,633,994
  5. Step 5: Solve for x
    x = 11,272,882,208,633,994/146,897,846.40
  6. Step 6: Final answer
    x = 76,739,601.60

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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.