Home / 168,501,639.60-252,752,459.40-149,689,940.40

Finding the Fourth Proportional to 168,501,639.60, 252,752,459.40 and 149,689,940.40

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Solution

The fourth proportional to 168,501,639.60, 252,752,459.40 and 149,689,940.40 is: 224,534,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,501,639.60 : 252,752,459.40 = 149,689,940.40 : x
  2. Step 2: Convert to fraction form
    168,501,639.60/252,752,459.40 = 149,689,940.40/x
  3. Step 3: Cross multiply
    168,501,639.60x = 252,752,459.40 × 149,689,940.40
  4. Step 4: Simplify right side
    168,501,639.60x = 37,834,500,583,539,424
  5. Step 5: Solve for x
    x = 37,834,500,583,539,424/168,501,639.60
  6. Step 6: Final answer
    x = 224,534,910.60

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1.5x scale

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.