Home / 10,204,506,021.72-14,082,218,195.58-5,510,819,109.72

Finding the Fourth Proportional to 10,204,506,021.72, 14,082,218,195.58 and 5,510,819,109.72

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Solution

The fourth proportional to 10,204,506,021.72, 14,082,218,195.58 and 5,510,819,109.72 is: 7,604,930,309.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204,506,021.72 : 14,082,218,195.58 = 5,510,819,109.72 : x
  2. Step 2: Convert to fraction form
    10,204,506,021.72/14,082,218,195.58 = 5,510,819,109.72/x
  3. Step 3: Cross multiply
    10,204,506,021.72x = 14,082,218,195.58 × 5,510,819,109.72
  4. Step 4: Simplify right side
    10,204,506,021.72x = 77,604,557,139,448,971,264
  5. Step 5: Solve for x
    x = 77,604,557,139,448,971,264/10,204,506,021.72
  6. Step 6: Final answer
    x = 7,604,930,309.64

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Double scale
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1.5x scale

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.