Home / 456,359,650.94-680,702,573.85-414,464,608.38

Finding the Fourth Proportional to 456,359,650.94, 680,702,573.85 and 414,464,608.38

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Solution

The fourth proportional to 456,359,650.94, 680,702,573.85 and 414,464,608.38 is: 618,212,247.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,359,650.94 : 680,702,573.85 = 414,464,608.38 : x
  2. Step 2: Convert to fraction form
    456,359,650.94/680,702,573.85 = 414,464,608.38/x
  3. Step 3: Cross multiply
    456,359,650.94x = 680,702,573.85 × 414,464,608.38
  4. Step 4: Simplify right side
    456,359,650.94x = 282,127,125,693,998,272
  5. Step 5: Solve for x
    x = 282,127,125,693,998,272/456,359,650.94
  6. Step 6: Final answer
    x = 618,212,247.98

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.