Home / 13,576,232,899.20-18,736,832,392.92-8,223,636,205.74

Finding the Fourth Proportional to 13,576,232,899.20, 18,736,832,392.92 and 8,223,636,205.74

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Solution

The fourth proportional to 13,576,232,899.20, 18,736,832,392.92 and 8,223,636,205.74 is: 11,349,605,917.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576,232,899.20 : 18,736,832,392.92 = 8,223,636,205.74 : x
  2. Step 2: Convert to fraction form
    13,576,232,899.20/18,736,832,392.92 = 8,223,636,205.74/x
  3. Step 3: Cross multiply
    13,576,232,899.20x = 18,736,832,392.92 × 8,223,636,205.74
  4. Step 4: Simplify right side
    13,576,232,899.20x = 154,084,893,247,298,928,640
  5. Step 5: Solve for x
    x = 154,084,893,247,298,928,640/13,576,232,899.20
  6. Step 6: Final answer
    x = 11,349,605,917.29

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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.