Home / 146,880,218.40-220,320,327.60-51,142,106.40

Finding the Fourth Proportional to 146,880,218.40, 220,320,327.60 and 51,142,106.40

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Solution

The fourth proportional to 146,880,218.40, 220,320,327.60 and 51,142,106.40 is: 76,713,159.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,880,218.40 : 220,320,327.60 = 51,142,106.40 : x
  2. Step 2: Convert to fraction form
    146,880,218.40/220,320,327.60 = 51,142,106.40/x
  3. Step 3: Cross multiply
    146,880,218.40x = 220,320,327.60 × 51,142,106.40
  4. Step 4: Simplify right side
    146,880,218.40x = 11,267,645,636,202,056
  5. Step 5: Solve for x
    x = 11,267,645,636,202,056/146,880,218.40
  6. Step 6: Final answer
    x = 76,713,159.60

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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.