Home / 146,736,994.20-220,247,208.90-89,341,366.20

Finding the Fourth Proportional to 146,736,994.20, 220,247,208.90 and 89,341,366.20

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Solution

The fourth proportional to 146,736,994.20, 220,247,208.90 and 89,341,366.20 is: 134,098,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,736,994.20 : 220,247,208.90 = 89,341,366.20 : x
  2. Step 2: Convert to fraction form
    146,736,994.20/220,247,208.90 = 89,341,366.20/x
  3. Step 3: Cross multiply
    146,736,994.20x = 220,247,208.90 × 89,341,366.20
  4. Step 4: Simplify right side
    146,736,994.20x = 19,677,186,544,862,800
  5. Step 5: Solve for x
    x = 19,677,186,544,862,800/146,736,994.20
  6. Step 6: Final answer
    x = 134,098,334.59

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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.