Home / 435,489,416.20-653,234,124.30-112,373,288.20

Finding the Fourth Proportional to 435,489,416.20, 653,234,124.30 and 112,373,288.20

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Solution

The fourth proportional to 435,489,416.20, 653,234,124.30 and 112,373,288.20 is: 168,559,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,489,416.20 : 653,234,124.30 = 112,373,288.20 : x
  2. Step 2: Convert to fraction form
    435,489,416.20/653,234,124.30 = 112,373,288.20/x
  3. Step 3: Cross multiply
    435,489,416.20x = 653,234,124.30 × 112,373,288.20
  4. Step 4: Simplify right side
    435,489,416.20x = 73,406,066,512,038,512
  5. Step 5: Solve for x
    x = 73,406,066,512,038,512/435,489,416.20
  6. Step 6: Final answer
    x = 168,559,932.30

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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.