Home / 180,683,820.48-249,342,804.24-102,367,205.60

Finding the Fourth Proportional to 180,683,820.48, 249,342,804.24 and 102,367,205.60

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Solution

The fourth proportional to 180,683,820.48, 249,342,804.24 and 102,367,205.60 is: 141,266,251.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,683,820.48 : 249,342,804.24 = 102,367,205.60 : x
  2. Step 2: Convert to fraction form
    180,683,820.48/249,342,804.24 = 102,367,205.60/x
  3. Step 3: Cross multiply
    180,683,820.48x = 249,342,804.24 × 102,367,205.60
  4. Step 4: Simplify right side
    180,683,820.48x = 25,524,526,105,269,920
  5. Step 5: Solve for x
    x = 25,524,526,105,269,920/180,683,820.48
  6. Step 6: Final answer
    x = 141,266,251.94

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1.5x scale

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.