Home / 2,040,402,607.89-2,816,624,425.70-1,371,735,455.25

Finding the Fourth Proportional to 2,040,402,607.89, 2,816,624,425.70 and 1,371,735,455.25

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Solution

The fourth proportional to 2,040,402,607.89, 2,816,624,425.70 and 1,371,735,455.25 is: 1,893,579,028.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,402,607.89 : 2,816,624,425.70 = 1,371,735,455.25 : x
  2. Step 2: Convert to fraction form
    2,040,402,607.89/2,816,624,425.70 = 1,371,735,455.25/x
  3. Step 3: Cross multiply
    2,040,402,607.89x = 2,816,624,425.70 × 1,371,735,455.25
  4. Step 4: Simplify right side
    2,040,402,607.89x = 3,863,663,588,855,859,200
  5. Step 5: Solve for x
    x = 3,863,663,588,855,859,200/2,040,402,607.89
  6. Step 6: Final answer
    x = 1,893,579,028.92

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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.