Home / 114,689,139.60-172,033,709.40-50,988,147.60

Finding the Fourth Proportional to 114,689,139.60, 172,033,709.40 and 50,988,147.60

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Solution

The fourth proportional to 114,689,139.60, 172,033,709.40 and 50,988,147.60 is: 76,482,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,689,139.60 : 172,033,709.40 = 50,988,147.60 : x
  2. Step 2: Convert to fraction form
    114,689,139.60/172,033,709.40 = 50,988,147.60/x
  3. Step 3: Cross multiply
    114,689,139.60x = 172,033,709.40 × 50,988,147.60
  4. Step 4: Simplify right side
    114,689,139.60x = 8,771,680,167,062,708
  5. Step 5: Solve for x
    x = 8,771,680,167,062,708/114,689,139.60
  6. Step 6: Final answer
    x = 76,482,221.40

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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.