Home / 432,126,784.44-648,219,015.90-151,974,086.76

Finding the Fourth Proportional to 432,126,784.44, 648,219,015.90 and 151,974,086.76

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Solution

The fourth proportional to 432,126,784.44, 648,219,015.90 and 151,974,086.76 is: 227,971,272.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,126,784.44 : 648,219,015.90 = 151,974,086.76 : x
  2. Step 2: Convert to fraction form
    432,126,784.44/648,219,015.90 = 151,974,086.76/x
  3. Step 3: Cross multiply
    432,126,784.44x = 648,219,015.90 × 151,974,086.76
  4. Step 4: Simplify right side
    432,126,784.44x = 98,512,492,961,868,416
  5. Step 5: Solve for x
    x = 98,512,492,961,868,416/432,126,784.44
  6. Step 6: Final answer
    x = 227,971,272.57

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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.