Home / 225,774,262.34-338,784,828.72-87,605,317.70

Finding the Fourth Proportional to 225,774,262.34, 338,784,828.72 and 87,605,317.70

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Solution

The fourth proportional to 225,774,262.34, 338,784,828.72 and 87,605,317.70 is: 131,455,872.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,774,262.34 : 338,784,828.72 = 87,605,317.70 : x
  2. Step 2: Convert to fraction form
    225,774,262.34/338,784,828.72 = 87,605,317.70/x
  3. Step 3: Cross multiply
    225,774,262.34x = 338,784,828.72 × 87,605,317.70
  4. Step 4: Simplify right side
    225,774,262.34x = 29,679,352,551,955,688
  5. Step 5: Solve for x
    x = 29,679,352,551,955,688/225,774,262.34
  6. Step 6: Final answer
    x = 131,455,872.09

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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.