Home / 180,559,147.07-249,247,898.82-121,901,264.69

Finding the Fourth Proportional to 180,559,147.07, 249,247,898.82 and 121,901,264.69

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Solution

The fourth proportional to 180,559,147.07, 249,247,898.82 and 121,901,264.69 is: 168,275,241.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,559,147.07 : 249,247,898.82 = 121,901,264.69 : x
  2. Step 2: Convert to fraction form
    180,559,147.07/249,247,898.82 = 121,901,264.69/x
  3. Step 3: Cross multiply
    180,559,147.07x = 249,247,898.82 × 121,901,264.69
  4. Step 4: Simplify right side
    180,559,147.07x = 30,383,634,086,236,920
  5. Step 5: Solve for x
    x = 30,383,634,086,236,920/180,559,147.07
  6. Step 6: Final answer
    x = 168,275,241.54

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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.