Home / 13,319,633,422.56-19,980,678,279.12-4,355,869,183.68

Finding the Fourth Proportional to 13,319,633,422.56, 19,980,678,279.12 and 4,355,869,183.68

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Solution

The fourth proportional to 13,319,633,422.56, 19,980,678,279.12 and 4,355,869,183.68 is: 6,534,205,411.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,319,633,422.56 : 19,980,678,279.12 = 4,355,869,183.68 : x
  2. Step 2: Convert to fraction form
    13,319,633,422.56/19,980,678,279.12 = 4,355,869,183.68/x
  3. Step 3: Cross multiply
    13,319,633,422.56x = 19,980,678,279.12 × 4,355,869,183.68
  4. Step 4: Simplify right side
    13,319,633,422.56x = 87,033,220,785,043,144,704
  5. Step 5: Solve for x
    x = 87,033,220,785,043,144,704/13,319,633,422.56
  6. Step 6: Final answer
    x = 6,534,205,411.21

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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.