Home / 13,459,683,109.16-20,171,477,816.76-10,475,349,769.28

Finding the Fourth Proportional to 13,459,683,109.16, 20,171,477,816.76 and 10,475,349,769.28

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Solution

The fourth proportional to 13,459,683,109.16, 20,171,477,816.76 and 10,475,349,769.28 is: 15,698,979,224.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,683,109.16 : 20,171,477,816.76 = 10,475,349,769.28 : x
  2. Step 2: Convert to fraction form
    13,459,683,109.16/20,171,477,816.76 = 10,475,349,769.28/x
  3. Step 3: Cross multiply
    13,459,683,109.16x = 20,171,477,816.76 × 10,475,349,769.28
  4. Step 4: Simplify right side
    13,459,683,109.16x = 211,303,285,493,833,498,624
  5. Step 5: Solve for x
    x = 211,303,285,493,833,498,624/13,459,683,109.16
  6. Step 6: Final answer
    x = 15,698,979,224.11

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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.