Home / 845,414,467-1,166,681,422.78-469,077,868.96

Finding the Fourth Proportional to 845,414,467, 1,166,681,422.78 and 469,077,868.96

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Solution

The fourth proportional to 845,414,467, 1,166,681,422.78 and 469,077,868.96 is: 647,332,707.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,414,467 : 1,166,681,422.78 = 469,077,868.96 : x
  2. Step 2: Convert to fraction form
    845,414,467/1,166,681,422.78 = 469,077,868.96/x
  3. Step 3: Cross multiply
    845,414,467x = 1,166,681,422.78 × 469,077,868.96
  4. Step 4: Simplify right side
    845,414,467x = 547,264,435,552,863,168
  5. Step 5: Solve for x
    x = 547,264,435,552,863,168/845,414,467
  6. Step 6: Final answer
    x = 647,332,707.11

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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.