Home / 2,974,245,878.70-4,104,436,615.92-1,636,107,154.74

Finding the Fourth Proportional to 2,974,245,878.70, 4,104,436,615.92 and 1,636,107,154.74

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Solution

The fourth proportional to 2,974,245,878.70, 4,104,436,615.92 and 1,636,107,154.74 is: 2,257,815,388.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974,245,878.70 : 4,104,436,615.92 = 1,636,107,154.74 : x
  2. Step 2: Convert to fraction form
    2,974,245,878.70/4,104,436,615.92 = 1,636,107,154.74/x
  3. Step 3: Cross multiply
    2,974,245,878.70x = 4,104,436,615.92 × 1,636,107,154.74
  4. Step 4: Simplify right side
    2,974,245,878.70x = 6,715,298,113,483,545,600
  5. Step 5: Solve for x
    x = 6,715,298,113,483,545,600/2,974,245,878.70
  6. Step 6: Final answer
    x = 2,257,815,388.29

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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.