Home / 168,109,285.60-252,163,928.40-149,402,562.40

Finding the Fourth Proportional to 168,109,285.60, 252,163,928.40 and 149,402,562.40

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Solution

The fourth proportional to 168,109,285.60, 252,163,928.40 and 149,402,562.40 is: 224,103,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,109,285.60 : 252,163,928.40 = 149,402,562.40 : x
  2. Step 2: Convert to fraction form
    168,109,285.60/252,163,928.40 = 149,402,562.40/x
  3. Step 3: Cross multiply
    168,109,285.60x = 252,163,928.40 × 149,402,562.40
  4. Step 4: Simplify right side
    168,109,285.60x = 37,673,937,047,810,136
  5. Step 5: Solve for x
    x = 37,673,937,047,810,136/168,109,285.60
  6. Step 6: Final answer
    x = 224,103,843.60

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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.