Home / 146,708,654.60-220,062,981.90-103,661,933.60

Finding the Fourth Proportional to 146,708,654.60, 220,062,981.90 and 103,661,933.60

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Solution

The fourth proportional to 146,708,654.60, 220,062,981.90 and 103,661,933.60 is: 155,492,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,708,654.60 : 220,062,981.90 = 103,661,933.60 : x
  2. Step 2: Convert to fraction form
    146,708,654.60/220,062,981.90 = 103,661,933.60/x
  3. Step 3: Cross multiply
    146,708,654.60x = 220,062,981.90 × 103,661,933.60
  4. Step 4: Simplify right side
    146,708,654.60x = 22,812,154,217,535,800
  5. Step 5: Solve for x
    x = 22,812,154,217,535,800/146,708,654.60
  6. Step 6: Final answer
    x = 155,492,900.40

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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.