Home / 549,863,672.58-758,806,533.22-298,968,060.90

Finding the Fourth Proportional to 549,863,672.58, 758,806,533.22 and 298,968,060.90

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Solution

The fourth proportional to 549,863,672.58, 758,806,533.22 and 298,968,060.90 is: 412,573,023.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,863,672.58 : 758,806,533.22 = 298,968,060.90 : x
  2. Step 2: Convert to fraction form
    549,863,672.58/758,806,533.22 = 298,968,060.90/x
  3. Step 3: Cross multiply
    549,863,672.58x = 758,806,533.22 × 298,968,060.90
  4. Step 4: Simplify right side
    549,863,672.58x = 226,858,917,835,034,816
  5. Step 5: Solve for x
    x = 226,858,917,835,034,816/549,863,672.58
  6. Step 6: Final answer
    x = 412,573,023.37

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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.