Home / 757,353,443.14-1,136,728,502.05-384,123,274.85

Finding the Fourth Proportional to 757,353,443.14, 1,136,728,502.05 and 384,123,274.85

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Solution

The fourth proportional to 757,353,443.14, 1,136,728,502.05 and 384,123,274.85 is: 576,539,103.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,353,443.14 : 1,136,728,502.05 = 384,123,274.85 : x
  2. Step 2: Convert to fraction form
    757,353,443.14/1,136,728,502.05 = 384,123,274.85/x
  3. Step 3: Cross multiply
    757,353,443.14x = 1,136,728,502.05 × 384,123,274.85
  4. Step 4: Simplify right side
    757,353,443.14x = 436,643,874,824,816,128
  5. Step 5: Solve for x
    x = 436,643,874,824,816,128/757,353,443.14
  6. Step 6: Final answer
    x = 576,539,103.08

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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.