Home / 240,564,965.10-331,980,833.82-130,556,804.46

Finding the Fourth Proportional to 240,564,965.10, 331,980,833.82 and 130,556,804.46

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Solution

The fourth proportional to 240,564,965.10, 331,980,833.82 and 130,556,804.46 is: 180,169,031.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,564,965.10 : 331,980,833.82 = 130,556,804.46 : x
  2. Step 2: Convert to fraction form
    240,564,965.10/331,980,833.82 = 130,556,804.46/x
  3. Step 3: Cross multiply
    240,564,965.10x = 331,980,833.82 × 130,556,804.46
  4. Step 4: Simplify right side
    240,564,965.10x = 43,342,356,805,505,488
  5. Step 5: Solve for x
    x = 43,342,356,805,505,488/240,564,965.10
  6. Step 6: Final answer
    x = 180,169,031.63

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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.