Home / 145,380,104.40-218,189,129.40-144,246,363.60

Finding the Fourth Proportional to 145,380,104.40, 218,189,129.40 and 144,246,363.60

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Solution

The fourth proportional to 145,380,104.40, 218,189,129.40 and 144,246,363.60 is: 216,487,590.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,380,104.40 : 218,189,129.40 = 144,246,363.60 : x
  2. Step 2: Convert to fraction form
    145,380,104.40/218,189,129.40 = 144,246,363.60/x
  3. Step 3: Cross multiply
    145,380,104.40x = 218,189,129.40 × 144,246,363.60
  4. Step 4: Simplify right side
    145,380,104.40x = 31,472,988,492,999,848
  5. Step 5: Solve for x
    x = 31,472,988,492,999,848/145,380,104.40
  6. Step 6: Final answer
    x = 216,487,590.40

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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.