Home / 216,072,404.29-298,179,932.48-118,287,260.29

Finding the Fourth Proportional to 216,072,404.29, 298,179,932.48 and 118,287,260.29

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Solution

The fourth proportional to 216,072,404.29, 298,179,932.48 and 118,287,260.29 is: 163,236,427.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,072,404.29 : 298,179,932.48 = 118,287,260.29 : x
  2. Step 2: Convert to fraction form
    216,072,404.29/298,179,932.48 = 118,287,260.29/x
  3. Step 3: Cross multiply
    216,072,404.29x = 298,179,932.48 × 118,287,260.29
  4. Step 4: Simplify right side
    216,072,404.29x = 35,270,887,286,516,388
  5. Step 5: Solve for x
    x = 35,270,887,286,516,388/216,072,404.29
  6. Step 6: Final answer
    x = 163,236,427.17

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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.