Home / 18,201,325,649.48-27,301,988,474.24-5,115,122,465.48

Finding the Fourth Proportional to 18,201,325,649.48, 27,301,988,474.24 and 5,115,122,465.48

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Solution

The fourth proportional to 18,201,325,649.48, 27,301,988,474.24 and 5,115,122,465.48 is: 7,672,683,698.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201,325,649.48 : 27,301,988,474.24 = 5,115,122,465.48 : x
  2. Step 2: Convert to fraction form
    18,201,325,649.48/27,301,988,474.24 = 5,115,122,465.48/x
  3. Step 3: Cross multiply
    18,201,325,649.48x = 27,301,988,474.24 × 5,115,122,465.48
  4. Step 4: Simplify right side
    18,201,325,649.48x = 139,653,014,596,861,050,880
  5. Step 5: Solve for x
    x = 139,653,014,596,861,050,880/18,201,325,649.48
  6. Step 6: Final answer
    x = 7,672,683,698.23

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1.5x scale

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.