Home / 503,037,370.43-754,556,055.65-139,531,726.43

Finding the Fourth Proportional to 503,037,370.43, 754,556,055.65 and 139,531,726.43

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Solution

The fourth proportional to 503,037,370.43, 754,556,055.65 and 139,531,726.43 is: 209,297,589.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,037,370.43 : 754,556,055.65 = 139,531,726.43 : x
  2. Step 2: Convert to fraction form
    503,037,370.43/754,556,055.65 = 139,531,726.43/x
  3. Step 3: Cross multiply
    503,037,370.43x = 754,556,055.65 × 139,531,726.43
  4. Step 4: Simplify right side
    503,037,370.43x = 105,284,509,128,585,216
  5. Step 5: Solve for x
    x = 105,284,509,128,585,216/503,037,370.43
  6. Step 6: Final answer
    x = 209,297,589.64

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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.