Home / 1,756,685,076.81-2,634,930,623.31-1,284,468,028.84

Finding the Fourth Proportional to 1,756,685,076.81, 2,634,930,623.31 and 1,284,468,028.84

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Solution

The fourth proportional to 1,756,685,076.81, 2,634,930,623.31 and 1,284,468,028.84 is: 1,926,631,123.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756,685,076.81 : 2,634,930,623.31 = 1,284,468,028.84 : x
  2. Step 2: Convert to fraction form
    1,756,685,076.81/2,634,930,623.31 = 1,284,468,028.84/x
  3. Step 3: Cross multiply
    1,756,685,076.81x = 2,634,930,623.31 × 1,284,468,028.84
  4. Step 4: Simplify right side
    1,756,685,076.81x = 3,384,484,143,853,148,160
  5. Step 5: Solve for x
    x = 3,384,484,143,853,148,160/1,756,685,076.81
  6. Step 6: Final answer
    x = 1,926,631,123.89

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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.