Home / 475,921,600.86-656,835,953.22-267,089,202.72

Finding the Fourth Proportional to 475,921,600.86, 656,835,953.22 and 267,089,202.72

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Solution

The fourth proportional to 475,921,600.86, 656,835,953.22 and 267,089,202.72 is: 368,619,097.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,921,600.86 : 656,835,953.22 = 267,089,202.72 : x
  2. Step 2: Convert to fraction form
    475,921,600.86/656,835,953.22 = 267,089,202.72/x
  3. Step 3: Cross multiply
    475,921,600.86x = 656,835,953.22 × 267,089,202.72
  4. Step 4: Simplify right side
    475,921,600.86x = 175,433,791,063,361,024
  5. Step 5: Solve for x
    x = 175,433,791,063,361,024/475,921,600.86
  6. Step 6: Final answer
    x = 368,619,097.65

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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.