Home / 183,326,392.10-252,986,912.74-100,820,176.85

Finding the Fourth Proportional to 183,326,392.10, 252,986,912.74 and 100,820,176.85

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Solution

The fourth proportional to 183,326,392.10, 252,986,912.74 and 100,820,176.85 is: 139,129,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,326,392.10 : 252,986,912.74 = 100,820,176.85 : x
  2. Step 2: Convert to fraction form
    183,326,392.10/252,986,912.74 = 100,820,176.85/x
  3. Step 3: Cross multiply
    183,326,392.10x = 252,986,912.74 × 100,820,176.85
  4. Step 4: Simplify right side
    183,326,392.10x = 25,506,185,283,182,316
  5. Step 5: Solve for x
    x = 25,506,185,283,182,316/183,326,392.10
  6. Step 6: Final answer
    x = 139,129,914.63

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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.