Home / 146,260,461.30-219,326,911.12-55,320,277.38

Finding the Fourth Proportional to 146,260,461.30, 219,326,911.12 and 55,320,277.38

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Solution

The fourth proportional to 146,260,461.30, 219,326,911.12 and 55,320,277.38 is: 82,956,292.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,260,461.30 : 219,326,911.12 = 55,320,277.38 : x
  2. Step 2: Convert to fraction form
    146,260,461.30/219,326,911.12 = 55,320,277.38/x
  3. Step 3: Cross multiply
    146,260,461.30x = 219,326,911.12 × 55,320,277.38
  4. Step 4: Simplify right side
    146,260,461.30x = 12,133,225,560,057,008
  5. Step 5: Solve for x
    x = 12,133,225,560,057,008/146,260,461.30
  6. Step 6: Final answer
    x = 82,956,292.17

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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.