Home / 295,921,398.40-443,882,097.60-80,510,646.40

Finding the Fourth Proportional to 295,921,398.40, 443,882,097.60 and 80,510,646.40

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Solution

The fourth proportional to 295,921,398.40, 443,882,097.60 and 80,510,646.40 is: 120,765,969.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,921,398.40 : 443,882,097.60 = 80,510,646.40 : x
  2. Step 2: Convert to fraction form
    295,921,398.40/443,882,097.60 = 80,510,646.40/x
  3. Step 3: Cross multiply
    295,921,398.40x = 443,882,097.60 × 80,510,646.40
  4. Step 4: Simplify right side
    295,921,398.40x = 35,737,234,603,163,892
  5. Step 5: Solve for x
    x = 35,737,234,603,163,892/295,921,398.40
  6. Step 6: Final answer
    x = 120,765,969.60

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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.