Home / 146,711,311.60-220,066,967.40-103,664,590.60

Finding the Fourth Proportional to 146,711,311.60, 220,066,967.40 and 103,664,590.60

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Solution

The fourth proportional to 146,711,311.60, 220,066,967.40 and 103,664,590.60 is: 155,496,885.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,711,311.60 : 220,066,967.40 = 103,664,590.60 : x
  2. Step 2: Convert to fraction form
    146,711,311.60/220,066,967.40 = 103,664,590.60/x
  3. Step 3: Cross multiply
    146,711,311.60x = 220,066,967.40 × 103,664,590.60
  4. Step 4: Simplify right side
    146,711,311.60x = 22,813,152,080,104,544
  5. Step 5: Solve for x
    x = 22,813,152,080,104,544/146,711,311.60
  6. Step 6: Final answer
    x = 155,496,885.90

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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.