Home / 434,081,376.80-651,122,065.20-110,948,141.60

Finding the Fourth Proportional to 434,081,376.80, 651,122,065.20 and 110,948,141.60

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Solution

The fourth proportional to 434,081,376.80, 651,122,065.20 and 110,948,141.60 is: 166,422,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,081,376.80 : 651,122,065.20 = 110,948,141.60 : x
  2. Step 2: Convert to fraction form
    434,081,376.80/651,122,065.20 = 110,948,141.60/x
  3. Step 3: Cross multiply
    434,081,376.80x = 651,122,065.20 × 110,948,141.60
  4. Step 4: Simplify right side
    434,081,376.80x = 72,240,783,088,694,032
  5. Step 5: Solve for x
    x = 72,240,783,088,694,032/434,081,376.80
  6. Step 6: Final answer
    x = 166,422,212.40

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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.