Home / 156,565,215.40-234,763,842.30-65,586,015.40

Finding the Fourth Proportional to 156,565,215.40, 234,763,842.30 and 65,586,015.40

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Solution

The fourth proportional to 156,565,215.40, 234,763,842.30 and 65,586,015.40 is: 98,343,843.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,565,215.40 : 234,763,842.30 = 65,586,015.40 : x
  2. Step 2: Convert to fraction form
    156,565,215.40/234,763,842.30 = 65,586,015.40/x
  3. Step 3: Cross multiply
    156,565,215.40x = 234,763,842.30 × 65,586,015.40
  4. Step 4: Simplify right side
    156,565,215.40x = 15,397,224,976,450,972
  5. Step 5: Solve for x
    x = 15,397,224,976,450,972/156,565,215.40
  6. Step 6: Final answer
    x = 98,343,843.09

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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.