Home / 13,459,683,107.16-20,171,477,813.76-10,475,349,767.28

Finding the Fourth Proportional to 13,459,683,107.16, 20,171,477,813.76 and 10,475,349,767.28

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Solution

The fourth proportional to 13,459,683,107.16, 20,171,477,813.76 and 10,475,349,767.28 is: 15,698,979,221.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,683,107.16 : 20,171,477,813.76 = 10,475,349,767.28 : x
  2. Step 2: Convert to fraction form
    13,459,683,107.16/20,171,477,813.76 = 10,475,349,767.28/x
  3. Step 3: Cross multiply
    13,459,683,107.16x = 20,171,477,813.76 × 10,475,349,767.28
  4. Step 4: Simplify right side
    13,459,683,107.16x = 211,303,285,422,064,500,736
  5. Step 5: Solve for x
    x = 211,303,285,422,064,500,736/13,459,683,107.16
  6. Step 6: Final answer
    x = 15,698,979,221.11

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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.