Home / 146,688,412.70-219,952,902.90-60,435,538.40

Finding the Fourth Proportional to 146,688,412.70, 219,952,902.90 and 60,435,538.40

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Solution

The fourth proportional to 146,688,412.70, 219,952,902.90 and 60,435,538.40 is: 90,620,464.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,688,412.70 : 219,952,902.90 = 60,435,538.40 : x
  2. Step 2: Convert to fraction form
    146,688,412.70/219,952,902.90 = 60,435,538.40/x
  3. Step 3: Cross multiply
    146,688,412.70x = 219,952,902.90 × 60,435,538.40
  4. Step 4: Simplify right side
    146,688,412.70x = 13,292,972,109,404,422
  5. Step 5: Solve for x
    x = 13,292,972,109,404,422/146,688,412.70
  6. Step 6: Final answer
    x = 90,620,464.59

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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.