Home / 458,257,830.50-632,395,771.02-249,415,470.56

Finding the Fourth Proportional to 458,257,830.50, 632,395,771.02 and 249,415,470.56

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Solution

The fourth proportional to 458,257,830.50, 632,395,771.02 and 249,415,470.56 is: 344,193,330.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,257,830.50 : 632,395,771.02 = 249,415,470.56 : x
  2. Step 2: Convert to fraction form
    458,257,830.50/632,395,771.02 = 249,415,470.56/x
  3. Step 3: Cross multiply
    458,257,830.50x = 632,395,771.02 × 249,415,470.56
  4. Step 4: Simplify right side
    458,257,830.50x = 157,729,288,809,107,296
  5. Step 5: Solve for x
    x = 157,729,288,809,107,296/458,257,830.50
  6. Step 6: Final answer
    x = 344,193,330.29

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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.