Home / 3,819,564,647.40-5,732,370,279.90-1,491,616,871.40

Finding the Fourth Proportional to 3,819,564,647.40, 5,732,370,279.90 and 1,491,616,871.40

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Solution

The fourth proportional to 3,819,564,647.40, 5,732,370,279.90 and 1,491,616,871.40 is: 2,238,605,970.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,564,647.40 : 5,732,370,279.90 = 1,491,616,871.40 : x
  2. Step 2: Convert to fraction form
    3,819,564,647.40/5,732,370,279.90 = 1,491,616,871.40/x
  3. Step 3: Cross multiply
    3,819,564,647.40x = 5,732,370,279.90 × 1,491,616,871.40
  4. Step 4: Simplify right side
    3,819,564,647.40x = 8,550,500,222,610,780,160
  5. Step 5: Solve for x
    x = 8,550,500,222,610,780,160/3,819,564,647.40
  6. Step 6: Final answer
    x = 2,238,605,970.04

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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.