Home / 165,888,157.40-248,832,236.10-50,871,786.20

Finding the Fourth Proportional to 165,888,157.40, 248,832,236.10 and 50,871,786.20

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Solution

The fourth proportional to 165,888,157.40, 248,832,236.10 and 50,871,786.20 is: 76,307,679.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,157.40 : 248,832,236.10 = 50,871,786.20 : x
  2. Step 2: Convert to fraction form
    165,888,157.40/248,832,236.10 = 50,871,786.20/x
  3. Step 3: Cross multiply
    165,888,157.40x = 248,832,236.10 × 50,871,786.20
  4. Step 4: Simplify right side
    165,888,157.40x = 12,658,540,314,547,122
  5. Step 5: Solve for x
    x = 12,658,540,314,547,122/165,888,157.40
  6. Step 6: Final answer
    x = 76,307,679.30

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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.