Home / 201,749,401,313.90-278,415,432,922.28-110,298,149,184.64

Finding the Fourth Proportional to 201,749,401,313.90, 278,415,432,922.28 and 110,298,149,184.64

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Solution

The fourth proportional to 201,749,401,313.90, 278,415,432,922.28 and 110,298,149,184.64 is: 152,212,134,240.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,749,401,313.90 : 278,415,432,922.28 = 110,298,149,184.64 : x
  2. Step 2: Convert to fraction form
    201,749,401,313.90/278,415,432,922.28 = 110,298,149,184.64/x
  3. Step 3: Cross multiply
    201,749,401,313.90x = 278,415,432,922.28 × 110,298,149,184.64
  4. Step 4: Simplify right side
    201,749,401,313.90x = 30,708,706,955,767,771,561,984
  5. Step 5: Solve for x
    x = 30,708,706,955,767,771,561,984/201,749,401,313.90
  6. Step 6: Final answer
    x = 152,212,134,240.68

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1.5x scale

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.