Home / 79,482,769.48-119,270,421.42-33,421,305.16

Finding the Fourth Proportional to 79,482,769.48, 119,270,421.42 and 33,421,305.16

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Solution

The fourth proportional to 79,482,769.48, 119,270,421.42 and 33,421,305.16 is: 50,151,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,482,769.48 : 119,270,421.42 = 33,421,305.16 : x
  2. Step 2: Convert to fraction form
    79,482,769.48/119,270,421.42 = 33,421,305.16/x
  3. Step 3: Cross multiply
    79,482,769.48x = 119,270,421.42 × 33,421,305.16
  4. Step 4: Simplify right side
    79,482,769.48x = 3,986,173,150,839,620.50
  5. Step 5: Solve for x
    x = 3,986,173,150,839,620.50/79,482,769.48
  6. Step 6: Final answer
    x = 50,151,412.40

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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.