Home / 295,921,294.40-443,881,941.60-80,510,542.40

Finding the Fourth Proportional to 295,921,294.40, 443,881,941.60 and 80,510,542.40

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Solution

The fourth proportional to 295,921,294.40, 443,881,941.60 and 80,510,542.40 is: 120,765,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,921,294.40 : 443,881,941.60 = 80,510,542.40 : x
  2. Step 2: Convert to fraction form
    295,921,294.40/443,881,941.60 = 80,510,542.40/x
  3. Step 3: Cross multiply
    295,921,294.40x = 443,881,941.60 × 80,510,542.40
  4. Step 4: Simplify right side
    295,921,294.40x = 35,737,175,879,781,128
  5. Step 5: Solve for x
    x = 35,737,175,879,781,128/295,921,294.40
  6. Step 6: Final answer
    x = 120,765,813.60

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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.