Home / 118,254,636.80-177,415,132.80-57,672,339.20

Finding the Fourth Proportional to 118,254,636.80, 177,415,132.80 and 57,672,339.20

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Solution

The fourth proportional to 118,254,636.80, 177,415,132.80 and 57,672,339.20 is: 86,524,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,254,636.80 : 177,415,132.80 = 57,672,339.20 : x
  2. Step 2: Convert to fraction form
    118,254,636.80/177,415,132.80 = 57,672,339.20/x
  3. Step 3: Cross multiply
    118,254,636.80x = 177,415,132.80 × 57,672,339.20
  4. Step 4: Simplify right side
    118,254,636.80x = 10,231,945,718,054,646
  5. Step 5: Solve for x
    x = 10,231,945,718,054,646/118,254,636.80
  6. Step 6: Final answer
    x = 86,524,689.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.