Home / 5,108,371,205.04-7,048,218,149.82-2,992,689,821.70

Finding the Fourth Proportional to 5,108,371,205.04, 7,048,218,149.82 and 2,992,689,821.70

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Solution

The fourth proportional to 5,108,371,205.04, 7,048,218,149.82 and 2,992,689,821.70 is: 4,129,130,376.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108,371,205.04 : 7,048,218,149.82 = 2,992,689,821.70 : x
  2. Step 2: Convert to fraction form
    5,108,371,205.04/7,048,218,149.82 = 2,992,689,821.70/x
  3. Step 3: Cross multiply
    5,108,371,205.04x = 7,048,218,149.82 × 2,992,689,821.70
  4. Step 4: Simplify right side
    5,108,371,205.04x = 21,093,130,718,087,516,160
  5. Step 5: Solve for x
    x = 21,093,130,718,087,516,160/5,108,371,205.04
  6. Step 6: Final answer
    x = 4,129,130,376.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.