Home / 146,660,622.90-219,956,805.78-54,587,722.86

Finding the Fourth Proportional to 146,660,622.90, 219,956,805.78 and 54,587,722.86

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Solution

The fourth proportional to 146,660,622.90, 219,956,805.78 and 54,587,722.86 is: 81,868,881.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,660,622.90 : 219,956,805.78 = 54,587,722.86 : x
  2. Step 2: Convert to fraction form
    146,660,622.90/219,956,805.78 = 54,587,722.86/x
  3. Step 3: Cross multiply
    146,660,622.90x = 219,956,805.78 × 54,587,722.86
  4. Step 4: Simplify right side
    146,660,622.90x = 12,006,941,155,089,486
  5. Step 5: Solve for x
    x = 12,006,941,155,089,486/146,660,622.90
  6. Step 6: Final answer
    x = 81,868,881.49

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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.