Home / 235,485,271.25-353,237,646.20-69,488,777.77

Finding the Fourth Proportional to 235,485,271.25, 353,237,646.20 and 69,488,777.77

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Solution

The fourth proportional to 235,485,271.25, 353,237,646.20 and 69,488,777.77 is: 104,236,040.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,485,271.25 : 353,237,646.20 = 69,488,777.77 : x
  2. Step 2: Convert to fraction form
    235,485,271.25/353,237,646.20 = 69,488,777.77/x
  3. Step 3: Cross multiply
    235,485,271.25x = 353,237,646.20 × 69,488,777.77
  4. Step 4: Simplify right side
    235,485,271.25x = 24,546,052,296,552,448
  5. Step 5: Solve for x
    x = 24,546,052,296,552,448/235,485,271.25
  6. Step 6: Final answer
    x = 104,236,040.61

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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.