Home / 146,679,277.70-220,018,957.32-54,550,978.50

Finding the Fourth Proportional to 146,679,277.70, 220,018,957.32 and 54,550,978.50

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Solution

The fourth proportional to 146,679,277.70, 220,018,957.32 and 54,550,978.50 is: 81,826,482.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,679,277.70 : 220,018,957.32 = 54,550,978.50 : x
  2. Step 2: Convert to fraction form
    146,679,277.70/220,018,957.32 = 54,550,978.50/x
  3. Step 3: Cross multiply
    146,679,277.70x = 220,018,957.32 × 54,550,978.50
  4. Step 4: Simplify right side
    146,679,277.70x = 12,002,249,410,355,738
  5. Step 5: Solve for x
    x = 12,002,249,410,355,738/146,679,277.70
  6. Step 6: Final answer
    x = 81,826,482.91

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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.