Home / 147,705,821.08-221,360,687.53-114,955,936.11

Finding the Fourth Proportional to 147,705,821.08, 221,360,687.53 and 114,955,936.11

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Solution

The fourth proportional to 147,705,821.08, 221,360,687.53 and 114,955,936.11 is: 172,279,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,705,821.08 : 221,360,687.53 = 114,955,936.11 : x
  2. Step 2: Convert to fraction form
    147,705,821.08/221,360,687.53 = 114,955,936.11/x
  3. Step 3: Cross multiply
    147,705,821.08x = 221,360,687.53 × 114,955,936.11
  4. Step 4: Simplify right side
    147,705,821.08x = 25,446,725,052,676,964
  5. Step 5: Solve for x
    x = 25,446,725,052,676,964/147,705,821.08
  6. Step 6: Final answer
    x = 172,279,771.15

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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.