Home / 140,083,572.26-210,252,868.83-74,559,720.22

Finding the Fourth Proportional to 140,083,572.26, 210,252,868.83 and 74,559,720.22

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Solution

The fourth proportional to 140,083,572.26, 210,252,868.83 and 74,559,720.22 is: 111,907,447.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,083,572.26 : 210,252,868.83 = 74,559,720.22 : x
  2. Step 2: Convert to fraction form
    140,083,572.26/210,252,868.83 = 74,559,720.22/x
  3. Step 3: Cross multiply
    140,083,572.26x = 210,252,868.83 × 74,559,720.22
  4. Step 4: Simplify right side
    140,083,572.26x = 15,676,395,074,891,528
  5. Step 5: Solve for x
    x = 15,676,395,074,891,528/140,083,572.26
  6. Step 6: Final answer
    x = 111,907,447.97

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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.