Home / 458,960,879.76-633,349,926.96-250,112,760.72

Finding the Fourth Proportional to 458,960,879.76, 633,349,926.96 and 250,112,760.72

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Solution

The fourth proportional to 458,960,879.76, 633,349,926.96 and 250,112,760.72 is: 345,146,843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,960,879.76 : 633,349,926.96 = 250,112,760.72 : x
  2. Step 2: Convert to fraction form
    458,960,879.76/633,349,926.96 = 250,112,760.72/x
  3. Step 3: Cross multiply
    458,960,879.76x = 633,349,926.96 × 250,112,760.72
  4. Step 4: Simplify right side
    458,960,879.76x = 158,408,898,733,775,968
  5. Step 5: Solve for x
    x = 158,408,898,733,775,968/458,960,879.76
  6. Step 6: Final answer
    x = 345,146,843.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.