Home / 437,325,333.60-656,239,942.80-164,891,618.40

Finding the Fourth Proportional to 437,325,333.60, 656,239,942.80 and 164,891,618.40

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Solution

The fourth proportional to 437,325,333.60, 656,239,942.80 and 164,891,618.40 is: 247,432,421.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,325,333.60 : 656,239,942.80 = 164,891,618.40 : x
  2. Step 2: Convert to fraction form
    437,325,333.60/656,239,942.80 = 164,891,618.40/x
  3. Step 3: Cross multiply
    437,325,333.60x = 656,239,942.80 × 164,891,618.40
  4. Step 4: Simplify right side
    437,325,333.60x = 108,208,466,227,015,424
  5. Step 5: Solve for x
    x = 108,208,466,227,015,424/437,325,333.60
  6. Step 6: Final answer
    x = 247,432,421.39

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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.