Home / 251,659,634.27-377,502,903.47-79,149,899.93

Finding the Fourth Proportional to 251,659,634.27, 377,502,903.47 and 79,149,899.93

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Solution

The fourth proportional to 251,659,634.27, 377,502,903.47 and 79,149,899.93 is: 118,729,080.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,659,634.27 : 377,502,903.47 = 79,149,899.93 : x
  2. Step 2: Convert to fraction form
    251,659,634.27/377,502,903.47 = 79,149,899.93/x
  3. Step 3: Cross multiply
    251,659,634.27x = 377,502,903.47 × 79,149,899.93
  4. Step 4: Simplify right side
    251,659,634.27x = 29,879,317,031,245,312
  5. Step 5: Solve for x
    x = 29,879,317,031,245,312/251,659,634.27
  6. Step 6: Final answer
    x = 118,729,080.72

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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.