Home / 402,041,610.60-603,062,415.90-264,292,103.40

Finding the Fourth Proportional to 402,041,610.60, 603,062,415.90 and 264,292,103.40

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Solution

The fourth proportional to 402,041,610.60, 603,062,415.90 and 264,292,103.40 is: 396,438,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,041,610.60 : 603,062,415.90 = 264,292,103.40 : x
  2. Step 2: Convert to fraction form
    402,041,610.60/603,062,415.90 = 264,292,103.40/x
  3. Step 3: Cross multiply
    402,041,610.60x = 603,062,415.90 × 264,292,103.40
  4. Step 4: Simplify right side
    402,041,610.60x = 159,384,634,379,696,608
  5. Step 5: Solve for x
    x = 159,384,634,379,696,608/402,041,610.60
  6. Step 6: Final answer
    x = 396,438,155.10

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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.